Why does my Jeep Grand Cherokee not have a PCM?
One common problem that affects Jeep PCMs – particularly PCMs for the Jeep Grand Cherokee – is poor soldering on the 5-volt power connection. If all other tests have failed, you can try re-flowing the solder. We’ll go over this process in the next section.
Can you replace the PCM on a 2007 Jeep Liberty?
When you’re searching for a replacement PCM, it’s important to keep in mind that PCMs are programmed for a specific make and model of vehicle. If you drive a 2007 Jeep Liberty with a 3.7-liter V6, you can’t use just any PCM. You can’t use just any Jeep PCM replacement.
What kind of engine control does a Jeep Grand Cherokee have?
Thanks to your Grand Cherokee, you’re able to get off the beaten path while still traveling in comfort and style. You expect your vehicle to always perform at its best, so get a new Jeep Grand Cherokee engine control module to ensure that the information collected by your Jeep’s sensors is properly interpreted by your engine.
How long does it take to repair a jeep PCM?
At Solo Auto, our dedicated technicians can repair your PCM and mail it back to you within 24 to 48 hours. Once you mail in your PCM, our technicians will assess the symptoms of your module, calibrate the codes, and conduct an internal and external inspection.
What causes a jeep PCM failure?
- your Jeep’s PCM may not recover from the jolt.
- thermal stress and vibrations can play a part in the failure of your PCM.
- Faulty Equipment.
What is a PCM in a Jeep Wrangler?
by Jen Davis. The Powertrain Control Module (PCM) in your Jeep is designed to serve as the brain of your vehicle’s engine. The PCM is what is often referred to as your Jeep’s “computer.”.
What is a PCM module?
A powertrain control module (PCM), also known as the engine control unit (ECU) or module (ECM), is an electronic device that regulates many of a vehicle’s important functions and has a direct impact on how well the car runs. It takes in information about various systems from sensors and other sources…
What is a PCM board?
PCM or PCB ( protection circuit module or board ) is “heart” of Li-Ion battery pack. It will protect Li-Ion battery pack from overcharging, over-discharging and over-drain, therefore it is must have to avoid Li-Ion battery pack from exploding, firing and damage.
Where can I get a replacement PCM for my Jeep?
If you have any questions about your PCM repair or replacement, contact us on our website, or call us at 888-848-0144. SoloPCMs specializes in automotive computers, and our technicians are always willing to share their expertise.
How to order a Jeep Grand Cherokee ECM engine?
Select your year Jeep Cherokee PCM ECM ECU Engine Computer and get back on the road ASAP. Don’t bargain shop for a part that you and your family depends on! Contact our customer service center for Sales or if you have any questions regarding your order! Call Toll Free: 1-866-699-5230 Mon-Fri 9AM to 6PM EST.
How to order a 1996 Jeep Grand Cherokee?
Contact our customer service center for Sales or if you have any questions regarding your order! Call Toll Free: 1-866-699-5230 Mon-Fri 9AM to 6PM EST. 1996 Jeep Grand Cherokee PCM ECM ECU Engine Computer.
Where to get a new Jeep Grand Cherokee engine control computer?
You expect your vehicle to always perform at its best, so get a new Jeep Grand Cherokee engine control module to ensure that the information collected by your Jeep’s sensors is properly interpreted by your engine. Order from AutoZone online and enjoy home shipping or choose Same Day Store Pickup to get the job finished before the sun sets.
Are there any problems with the Jeep Cherokee PCM?
Sometimes, however, the PCM runs into problems. With the Jeep Cherokee in particular, owners have come across issues they’ve encountered with it. It shows random error codes. The engine stalls or misfires. The check engine light comes on. The vehicle has difficulty starting. The engine has performance issues. There is damage to the circuit board.
Where is the engine control module on a jeep?
The Jeep Engine Control Module, known as the PCM (Powertrain Control Module) ECU (Electrical Control Unit) or to simply it put the Automotive Engine Computer.
Are there any issues with the Jeep Cherokee?
With the Jeep Cherokee in particular, owners have come across issues they’ve encountered with it. It shows random error codes. The engine stalls or misfires. The check engine light comes on. The vehicle has difficulty starting. The engine has performance issues. There is damage to the circuit board. There are transmission issues.
Why is my Jeep Grand Cherokee not working?
The cause of the issue was a short in the crankshaft position sensor that disabled all powertrain and braking systems. All systems share the same 5 volt circuit into pcm. See all problems of the 2011 Jeep Grand Cherokee . The contact owns a 2004 Jeep Grand Cherokee.
Are there any problems with the 2004 Jeep Grand Cherokee?
See all problems of the 2004 Jeep Grand Cherokee . Vehicle lost power while driving at speeds of 55mph. Check engine light and multiple system warnings were shown by evic, including abs, traction control, ignition system, 4wd system, and air suspension system. Braking power was severely diminished.
One common problem that affects Jeep PCMs – particularly PCMs for the Jeep Grand Cherokee – is poor soldering on the 5-volt power connection. If all other tests have failed, you can try re-flowing the solder. We’ll go over this process in the next section.
Is there a no start Jeep Grand Cherokee?
I have a 2000 Jeep Grand Cherokee with a 4.0L with a no start, no spark condition. I also have a fuel and voltage gauge that is NOT reading correctly, however I did do a gauge check, hold in the trip reset and turn the key on and they all worked.
Are there any problems with the Jeep Cherokee?
Although it is one of the most recognizable models on the SUV landscape, the Jeep Cherokee has been plagued through the years by driver complaints about chronic stalling. There are countless instances of Jeep Cherokees stalling while traveling at low speeds or high speeds, driving straight or losing power in the midst of a turn.
When you’re searching for a replacement PCM, it’s important to keep in mind that PCMs are programmed for a specific make and model of vehicle. If you drive a 2007 Jeep Liberty with a 3.7-liter V6, you can’t use just any PCM. You can’t use just any Jeep PCM replacement.
Corrosion, shorts, and loose connections can contribute to PCM issues, especially to 2000 Jeep Grand Cherokee PCM problems. Owners reported this specific problem with the electrical system. You need to perform a soldering repair to fix these bad connections.
Why does my Jeep Cherokee keep stalling?
While certainly frustrating, these stalls can also have serious consequences. Here is why your Jeep Cherokee keeps stalling: Many stalling problems can be attributed to the PCM or crankshaft sensor and there are steps you can take to fix these issues yourself or at the very least point your mechanic in the right direction
Why is my Jeep Grand Cherokee not starting?
Like the Check Engine light issue, this part of the 1994 Jeep Grand Cherokee PCM problems stems from a faulty PCM providing wrong input to the vehicle. When this happens, ignition or starting issues occur. If your PCM is defective to a point where it cannot make adjustments to the timing or air-to-fuel ratio, then your Jeep may not even start.
What’s the problem with my 1997 Jeep Grand Cherokee?
No one has added a helpful site for this 1997 Grand Cherokee problem yet. Be the first! Read reviews of repair shops in your area. Enter your zip code: My Jeep wants to shut down when you let off the gas, hit the brakes, and make a right turn.
When did my 1997 Jeep Grand Cherokee start stalling?
So i bought this care a little under 2 years ago. ran like a friggin champ for a year. then the elusive stalling started. its a 97 jeep gc laredo v6. when the problem started it had around 170000 miles on it.
Corrosion, shorts, and loose connections can contribute to PCM issues, especially to 2000 Jeep Grand Cherokee PCM problems. Owners reported this specific problem with the electrical system. You need to perform a soldering repair to fix these bad connections.
Why is My Check Engine light turning on on my Jeep Cherokee?
The PCM may provide wrong inputs, which leads to other problems. Among these are engine light issues and power steering, according to Jeep Cherokee owners. The Check Engine light turning on randomly tops the list. Reasons that your Check Engine light turning on include emissions problems, faulty O2 sensors, and problems with the PCM.
Like the Check Engine light issue, this part of the 1994 Jeep Grand Cherokee PCM problems stems from a faulty PCM providing wrong input to the vehicle. When this happens, ignition or starting issues occur. If your PCM is defective to a point where it cannot make adjustments to the timing or air-to-fuel ratio, then your Jeep may not even start.
Thanks to your Grand Cherokee, you’re able to get off the beaten path while still traveling in comfort and style. You expect your vehicle to always perform at its best, so get a new Jeep Grand Cherokee engine control module to ensure that the information collected by your Jeep’s sensors is properly interpreted by your engine.
At Solo Auto, our dedicated technicians can repair your PCM and mail it back to you within 24 to 48 hours. Once you mail in your PCM, our technicians will assess the symptoms of your module, calibrate the codes, and conduct an internal and external inspection.
What is the diysave10 code for Jeep Grand Cherokee?
Use Code: DIYSAVE10 Online Ship-to-Home Orders Only Thanks to your Grand Cherokee, you’re able to get off the beaten path while still traveling in comfort and style.
What’s the difference between ECM and PCU in a jeep?
The Jeep Engine Control Module, known as the PCM ( Powertrain Control Module) ECU ( Electrical Control Unit ) or to simply it put the Automotive Engine Computer . Confusing right? If you would like to know more about their differences you can read up on our previous post ” Difference between ECM, ECU & PCM ” which we covered it in details.
What causes a jeep powertrain control module failure?
What Causes a Jeep PCM Failure? The Powertrain Control Module (PCM) in your Jeep is designed to serve as the brain of your vehicle’s engine. The PCM is what is often referred to as your Jeep’s “computer.” It controls a variety of functions, including how your engine runs and the individual sensors that provide it with information.
What does the PCM do on a 1998 Jeep Cherokee?
One function of the Jeep Cherokee PCM is to control fuel injection and determine the right time to switch gears. If the PCM is faulty, it can lead to stalls or rough idling. Unfortunately, this is part of the 1998 Jeep Grand Cherokee PCM problems, and one of the most frustrating issues owners had to address.
Why is my Jeep PCM not working properly?
If the problem was only with the scanner connection, the jeep would at least run normally. Now these 2 problems combined would lead to think that there is some electrical connection problem with the PCM. I would disconnect the battery and then disconnect and clean the PCM connectors with electrical contact cleaner.
What causes check engine light to come back on after replacing PCM?
If you end up replacing your PCM and the Check Engine light comes back on after, don’t immediately assume that the replacement PCM is faulty. Something else is wrong with the vehicle that needs to be located, diagnosed, and repaired. 4. Jeep Cherokee has difficulty starting.
Is there a transmission computer for a jeep?
We carry Engine & Transmission Computers for All JEEP Model vehicles. Please call us if you do not see the part you need. If we don’t have it, it doesn’t exist.
What are the symptoms of PCM in a car?
It can also lead to backfiring, difficulty starting the engine, rough shifting, and rapid wear and tear on vital engine components. Because your PCM controls many of your car’s systems, there are a large number of possible symptoms.
What does the PCM do on a jeep?
The Powertrain Control Module (PCM) is the computer that controls most of your Jeep’s essential systems. The PCM controls the engine timing, the fuel to air ratio, the transmission, and the anti-lock brakes, along with dozens of other smaller functions.
Can a Jeep Cherokee go off the road?
So when going off-roading, exercise moderation and remember that your Jeep Cherokee cannot swim. Likewise, corrosion, thermal stress, and vibration adversely affect the proper function of your PCM.
What to do if your PCM is not working?
Now these 2 problems combined would lead to think that there is some electrical connection problem with the PCM. I would disconnect the battery and then disconnect and clean the PCM connectors with electrical contact cleaner. Let them dry well before connecting again. KYB Gas-a-Just shocks / Transgo reprogramming shiftkit.
Why does my Jeep Cherokee have no spark?
I have no communication to the computer with a scanner, no check engine light, no 5 v reference, no spark. I have tried to manually pull codes with the key. The dealer says that it does not have an immobilizer by the VIN number. I have power and grounds to the PCM connectors.
Why does my Jeep Cherokee crank but not start?
Re: Cranks but will not start, no PCM function. You still don’t have spark or injector pulse; this should be looked into first. It still could be a bad crank sensor. The crank sensor sends the pulse to the PCM and then it sends the signals to the proper areas like spark, fuel relay, and injector pulse.
Is there a cure for a jeep PCM?
I have personally used this cure myself on several Jeeps having been a longtime Jeeper with myfirst being a 76 Cherokee S. I currently have a 95 GC Limited, a 98 GC Laredo, and an 06 Wangler. You cant have just one! As a side note on the deoxit…and this repair, my 98 GC was throwing O2 sensor errors with new sensors and irratic charging issues.
The Jeep Engine Control Module, known as the PCM (Powertrain Control Module) ECU (Electrical Control Unit) or to simply it put the Automotive Engine Computer.
What’s the trouble code on a Jeep Grand Cherokee?
The vehicles PCM (Powertrain Control Module) will throw the P0741 trouble code in the Grand Cherokee if there is a difference that is greater than 200 rpm between the transmission input shaft and the torque converter speed. This is standard for any Jeep vehicle made on or after the 1996 model year.
The Jeep Engine Control Module, known as the PCM ( Powertrain Control Module) ECU ( Electrical Control Unit ) or to simply it put the Automotive Engine Computer . Confusing right? If you would like to know more about their differences you can read up on our previous post ” Difference between ECM, ECU & PCM ” which we covered it in details.
What happens when you disconnect the battery on a Grand Cherokee?
By disconnecting the battery, you are essentially giving the computer a form of amnesia, whereby the computer forgets any stored codes. However, if you have not corrected the problem that caused the code in the first place, the code will return soon and the “check engine” light will come back on.
How do you reset the ECM on a jeep?
The following sequence is used to reset the ECM or PCM as it is sometimes refered too. 1. Disconnect the battery by removing the Negative battery cable (This will ensure that any possibility of grounding the power side to the vehicle [or yourself – think wedding ring] does not happen.) 2. Disconnect the Positive battery cable 3.
What does ECU stand for in Jeep Cherokee?
Jeep ECU – Electronic Control Unit Reset. The Electronic Control Module, or ECU as it is most commonly called, is a generic term used for any embedded system within a vehicle that controls one or more electric system(s) or subsystem(s). The following sequence is used to reset the ECM or PCM as it is sometimes refered too.
How to reset your Jeep ECM ( Engine Control Module )?
Here is a little summary of it , the ECM is the brain of the vehicle and just like everything else you’re going to have to reset it and test it to make sure it’s in a great working condition. To reset your Jeep ECM you’re going to have to follow a couple of easy steps and you’ll be done before you even know it.
Do you need a wire harness for a jeep?
Whether you’re completely re-wiring a Jeep, or just adding a few accessories, a pre-made wire harness can make the job much easier, and more professional looking when you’re done. Painless wiring offers both universal kits and Jeep model specific kits so you can get your entire Jeep wired.
Here is a little summary of it , the ECM is the brain of the vehicle and just like everything else you’re going to have to reset it and test it to make sure it’s in a great working condition. To reset your Jeep ECM you’re going to have to follow a couple of easy steps and you’ll be done before you even know it.
Can a solder bridge destroy a jeep PCM?
But some one without the “touch” can literally destroy a viable unit by inducing a solder bridge, using too much heat by using an inappropriate iron and a hand full of other relatively simple errors. I posted the info that I did for an extremely large population of electronics savvy jeep owners.
Can a jeep PCM be replaced under warranty?
If you happen to be one of the unlucky few who gets a faulty PCM, which may be the case if you own a relatively new Jeep that has not suffered any damage, you will have to replace it. Fortunately, doing so may be covered under your warranty. Jen Davis has been writing since 2004.
What causes death wobble on a Jeep Cherokee?
Jack up one of your Jeep’s front wheels and grasp the tire at the 12- and 6-o’clock position, then wiggle the tire. If you feel movement, then you most likely have a worn wheel bearing. Check the other side as well. One other thing to check which can also have an impact on death wobble is your tires.
Is there a recall on the Jeep Wrangler?
In contrast, Jeep sold 542,134 Wranglers during that time frame. Chrysler did issue a Technical Service Bulletin back in 2012 warning drivers of its solid axle vehicles that steering systems needed to be kept in good working condition, but also did not issue any sort of recall.
Is the axle going to fall off a jeep?
“It can definitely be a scary thing, death wobble, with the Jeep violently bashing and everything inside rattling, especially on the highway. It almost felt like the axle was going to fall off.” In reality, the axle won’t fall off. Nor will the wheels come apart.
With the Jeep Cherokee in particular, owners have come across issues they’ve encountered with it. It shows random error codes. The engine stalls or misfires. The check engine light comes on. The vehicle has difficulty starting. The engine has performance issues. There is damage to the circuit board. There are transmission issues.
The PCM may provide wrong inputs, which leads to other problems. Among these are engine light issues and power steering, according to Jeep Cherokee owners. The Check Engine light turning on randomly tops the list. Reasons that your Check Engine light turning on include emissions problems, faulty O2 sensors, and problems with the PCM.
What does the PCM do on a Jeep Grand Cherokee?
One function of the Jeep Cherokee PCM is to control fuel injection and determine the right time to switch gears. If the PCM is faulty, it can lead to stalls or rough idling. Unfortunately, this is part of the 1998 Jeep Grand Cherokee PCM problems, and one of the most frustrating issues owners had to address. 3.
Why is my 2008 Jeep Grand Cherokee not turning over?
Have had to jump start 4 times and carry a portable starter with me. 2008 Grand Cherokee began experiencing intermittent starting problems. Without warning the vehicle would not turn over. All dash lights were working. As well as radio, AC, power windows and all other electrical systems. No codes showed on the computer.
You expect your vehicle to always perform at its best, so get a new Jeep Grand Cherokee engine control module to ensure that the information collected by your Jeep’s sensors is properly interpreted by your engine. Order from AutoZone online and enjoy home shipping or choose Same Day Store Pickup to get the job finished before the sun sets.
What Causes a Jeep PCM Failure? The Powertrain Control Module (PCM) in your Jeep is designed to serve as the brain of your vehicle’s engine. The PCM is what is often referred to as your Jeep’s “computer.” It controls a variety of functions, including how your engine runs and the individual sensors that provide it with information.
Why are my Jeep PCM screws too long?
Some units have come frome the factory with screws that were too long, and eventually due to vibration shorted the unit out. I replace them with shorter sheet metal screws as standard operating procedure to avoid this issue, since I never ran into this personally.
But some one without the “touch” can literally destroy a viable unit by inducing a solder bridge, using too much heat by using an inappropriate iron and a hand full of other relatively simple errors. I posted the info that I did for an extremely large population of electronics savvy jeep owners.
What happens if I Reset my Jeep ECM?
To finish off this post , here are a couple of things you should keep in mind. Resetting your Jeep ECM will not have any effect on your vehicle’s mileage, Resetting it should not cause any issues between your other module so feel free to this as many time as you want if you’re trying to diagnose a problem with your car. For good measure.
So when going off-roading, exercise moderation and remember that your Jeep Cherokee cannot swim. Likewise, corrosion, thermal stress, and vibration adversely affect the proper function of your PCM.
What are the signs of a failing ECM?
Common signs of a failing PCM/ECM/ECU include the Check Engine Light coming on, engine performance issues, and the car not starting. 1. Check Engine Light Turns On 2. Engine Stalling or Misfiring 3. Engine Performance Issues 4. Car Not Starting
If you have any questions about your PCM repair or replacement, contact us on our website, or call us at 888-848-0144. SoloPCMs specializes in automotive computers, and our technicians are always willing to share their expertise.
What do you need to know about replacing your PCM?
Close enough isn’t good enough when it comes to replacing PCMs. It must be the correct replacement for the application. Accurately identifying the PCM requires not only the vehicle year, make, model and engine size, but also the OEM part number on the PCM itself. Most supplier’s catalogs list replacement PCMs both ways.
Do you need to replace engine control module in Jeep Grand Cherokee?
Both capable and attractive, you’re Grand Cherokee is able to take you across country or cross-town. A vehicle like yours deserves to always function to the best of its ability, so pay attention for signs that you need to replace your Jeep Grand Cherokee engine control module.
Are there any recalls on Jeep Grand Cherokee?
Is there any Jeep PCM recalls? FCA released a recall order for some 2014-2018 Dodge Durango and Jeep Grand Cherokee vehicles equipped with a gasoline-fed engine and Cruise Control. It was due to the PCM locking the Cruise Control’s positive torque request.
What kind of car is a 2004 Jeep Grand Cherokee?
Description: Used 2004 Jeep Grand Cherokee Laredo with AWD/4WD, Rear Bench Seats, Audio and cruise controls on steering wheel, Power Driver Seat, Electronic Folding Mirrors. Great Deal! Accident History: This vehicle has 0 reported accidents. Number of Previous Owners: This vehicle has 2 reported owners.
What’s the name of the new Jeep Grand Cherokee?
For 2004, the Grand Cherokee gets a fresh appearance with a new front fascia, grille and fog lamps. Two new option packages have been added to the existing Laredo, Limited and high-performance Overland trim levels.
What makes a Jeep Grand Cherokee special edition?
The new Special Edition package has the monochromatic look of a Limited. When equipped with four-wheel drive (4WD), the Special Edition package includes fog lamps, a Quadra-Trac II system, and a 10-CD changer with a cassette player and Infinity speakers.
What kind of engine does a Jeep Grand Cherokee have?
The 4.7 АТ version with the brand’s on-demand AWD system Quadra-Drive was very popular. The vehicle was equipped with an 8-cylinder, 16-valve V engine with multipoint fuel injection. It had 258 hp and its maximum torque was 425 N·m at 3500 rpm.
Where are the sensors on a Jeep Cherokee?
Your PCM has sensors on the radiator, the air filter, the vacuum pipe, the throttle body, and the crankshaft, to name a few. These sensors shouldn’t cause any disasters, but they can cause your PCM to make unnecessary adjustments that will affect your Jeep’s performance.
Is there a voltage regulator for a Jeep Cherokee?
Shop AutoZone for Jeep Cherokee Voltage Regulator. Notes: With Motorcraft alternator. Notes: Electronic. Can replace mechanical unit Notes: Generator equipped.
What kind of parts do I need for my Jeep Grand Cherokee?
Genuine Jeep parts are the smart choice for repair, maintenance, or upgrade of your 2007 Jeep Grand Cherokee . When you choose OEM parts for your vehicle, you’re choosing to maintain the quality and reliability of your vehicle, ensuring peak performance mile after mile.
Where can I get 2007 Jeep Grand Cherokee parts?
OEM Jeep parts are manufactured by Jeep to maximize the performance of Jeep Grand Cherokee vehicles and provide the certainty that the repair will be done right the first time. Parts that fit. Parts that perform. OEM Jeep Grand Cherokee Parts. Genuine 2007 Jeep Grand Cherokee Parts from Factory Chrysler Parts in Bartow, FL.
What kind of car is the Jeep Grand Cherokee?
The Jeep Grand Cherokee is a mid-sized sport utility vehicle best known for its rugged design and roomy interior. The Jeep Grand Cherokee is able to carry the whole family and all the gear necessary for a camping trip in the Rockies, or a trip to the urban jungle with the greatest of ease.
Do you need a power steering pump for a Jeep Grand Cherokee?
AutoZone offers a high-quality power steering pump replacement for Jeep Grand Cherokee so you can get the product you need at a price you can afford. A whining noise when you turn the steering wheel is frequently a sign that the power steering fluid is low and you need to take a look at your power steering system.
What happens when the fuel pump goes out in a Jeep Grand Cherokee?
There are physical signs that you can feel when your Grand Cherokee’s fuel pump is going out. Before taking anything apart, check to see if your engine’s computer has any trouble codes saved in it. The engine may throw a P0087 trouble code. This trouble code detects that the fuel rail/system pressure is too low.
Can a Jeep Grand Cherokee Run without gas?
Without gas your Grand Cherokee will not run at all. With that in mind, most of the symptoms of a bad fuel pump revolve around the vehicle stalling out or not running at all. In modern fuel injected vehicles, the fuel pump sits right in the fuel tank and “pushes” the gasoline to the fuel rail (s).
What are the symptoms of a bad fuel pump?
Jeep Grand Cherokee Bad Fuel Pump Symptoms. 1 Whining Noise. One of the most common signs that a fuel pump is going bad is a whining sound. The whining sound can indicate that the fuel pump is 2 Sputtering Under Acceleration. 3 Challenges Starting the Engine. 4 Engine Won’t Start.
How many volts does a jeep PCM have?
Willie, Romero and TJ) the dash gauge indicated just under 14 volts and my DMM indicated a steady 13.81 volts and not a problem since… Like I said Deoxit is liquid magic. it should be in every tool kit if you deal with automotive electrical/electronics.
How to fix a jeep computer control unit?
Be careful not to damage any of the components on the board or the copper traces that connect them. When you have resoldered every pad, let the board cool, and treat the connector socket with the Deoxit… make sure yiu get it into the holes in the connector, and carefully treat the pins in the other half of the PCM where this connecter plugs into.
Select your year Jeep Cherokee PCM ECM ECU Engine Computer and get back on the road ASAP. Don’t bargain shop for a part that you and your family depends on! Contact our customer service center for Sales or if you have any questions regarding your order! Call Toll Free: 1-866-699-5230 Mon-Fri 9AM to 6PM EST.
What does the computer do on a Jeep Grand Cherokee?
The Jeep power train control module (PCM)–or computer, as it is known in layman’s terms–controls the vehicle’s ignition, emission and fuel systems, along with other auxiliary systems necessary to the operation of the drive train.
Contact our customer service center for Sales or if you have any questions regarding your order! Call Toll Free: 1-866-699-5230 Mon-Fri 9AM to 6PM EST. 1996 Jeep Grand Cherokee PCM ECM ECU Engine Computer.
Why is my engine not responding to my ECM?
This can happen for any number of reasons, but usually, it’s a problem with your engine timing. While that function is directly controlled by the ECM, your PCM may also be at fault, since the ECM requires feedback from the PCM to adjust timing. 6.
Your PCM has sensors on the radiator, the air filter, the vacuum pipe, the throttle body, and the crankshaft, to name a few. These sensors shouldn’t cause any disasters, but they can cause your PCM to make unnecessary adjustments that will affect your Jeep’s performance.
What happens when you replace the PCM in a Ford?
After replacing the PCM, the engine may crank and even fire initially, but die almost immediately. Certain Ford vehicles incorporate the Passive Anti-Theft System (PATS). This security feature immobilizes the vehicle by disabling the fuel pump, injectors and possibly the starter, until the ignition key relearn is performed on the car.
Can you replace the PCM on a Pontiac Grand Am?
Installing a PCM (power-train control module) is not a difficult task and can be done by almost anyone. If you have been told your Pontiac Grand Am has a faulty PCM and want to replace it yourself, it’s a simple process.
Is there performance shift on 2001 GTP PCM?
On all other PCMs, we program in the performance tables to run all the time unless otherwise requested. 2001-2003 GTP PCM’s do not have Performance Shift so we leave the light throttle shifts near stock so gas mileage is not reduced however 50% throttle and up the shift points are modified.
After replacing the PCM, the engine may crank and even fire initially, but die almost immediately. Certain Ford vehicles incorporate the Passive Anti-Theft System (PATS). This security feature immobilizes the vehicle by disabling the fuel pump, injectors and possibly the starter, until the ignition key relearn is performed on the car.
Where can I find the replacement part number on my PCM?
Most supplier’s catalogs list replacement PCMs both ways. So if in doubt, always refer to the OEM number on the PCM and look it up in the suppliers cross reference index to find their replacement part number. The calibration chip and PROM contains the programming instructions for the vehicle application.