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 wiring diagrams for the Jeep Wrangler?

Inside you’ll find over 90 wiring diagrams for the 2018+ Jeep Wrangler JL — from the audio system, lamp assemblies, transmissions to engine wiring and more, you can find all of the JL Wrangler Wiring Diagrams in the forums. Here is the list of components covered: You can download the PDFs inside.

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 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.

Is the engine control module on a Jeep Wrangler?

Perhaps the most iconic Jeep out there, your Wrangler has the off-road pedigree other four-wheel drive vehicles only dream of. Ensure that yours performs to the best of its ability with a new Jeep Wrangler engine control module, a critical component that interprets readings from sensors in your SUV.

What does the wiring diagram say on a Jeep Wrangler?

In looking into some of the lighting info (like DRL-LEFT) there’s a “base” or “Premium” and I see there are different pinouts between them. When looking at detail of either of these the diagrams it says “driver” when referring to the lamps.

What kind of vacuum line does a Jeep Grand Wagoneer use?

Here is a poor-quality scan of the V8 vacuum diagram from a 1984-85 FSJ manual. Here are two more poor-quality scans of the V8 vacuum diagram from a 1989 V8 Grand Wagoneer with heavy duty and light duty cooling packages. Here is another scan detailing the 1978 EVAP (charcoal) canister ports.

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.

Where to buy a new Jeep Wrangler engine control computer?

Get a new one by shopping online with AutoZone and choose from Same Day Store Pickup or home shipping.

What is the factory manual for a Jeep Cherokee?

It is the same factory shop manual used by dealers that guaranteed to be fully functional to save your precious time. This manual for 2014, 2015, 2016 Jeep KL Cherokee Latitude, Cherokee Limited, Cherokee Sport, Cherokee Trailhawk is divided into different sections.

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 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.

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.

Is the automatic transmission on a 2014 Jeep Cherokee?

The contact owns a 2014 Jeep Cherokee. While driving, the vehicle shifted hard and the check engine, transmission, and parking brake warning indicators illuminated. The contact stated that the engine was running but the rpms did not increased. The vehicle was taken to an independent mechanic twice, but was not diagnosed or repaired.

What is the repair number for a Jeep Cherokee?

Repair was 35844 updates and drive learn reprogram tcm pcm 68103804ar to 68241152ah. Tl- the contact owns a 2014 Jeep Cherokee limited. The contact stated that when putting vehicle into drive the vehicle lurches forward and the 4×4 warning lights illuminated and service transmission lights.

What causes a fault code on a jeep heater?

A majority of historical fault codes are caused by intermittent wire harness or wire harness connector problems. 1. To enter the self-diagnostic mode, depress the a/c and recirc buttons at the same time and hold. Rotate the left temperature control knob clockwise (CW) one detent. 2.

How to tell if you have a faulty engine control unit?

The most common reason is a problem with the ECU. If you notice that your check engine light is always on, take your in vehicle in for service and request that they check the engine control unit. If your vehicle fails to start for no apparent reason, this is also a good indicator that there may be a problem with the ECU.

What happens if the engine control module fails?

If the ECM fails completely, it will leave the vehicle without engine management control, and will not start or run as a result. The engine may still crank, but it will not be able to start without the vital inputs from the computer.

What happens when you have bad coil packs on a Jeep Grand Cherokee?

The less cylinders that your engine has, the more that one cylinder not firing properly will have an effect on engine performance. If you have one or more bad Coil Packs, it’ll cause the acceleration of the Grand Cherokee to be weaker, and you’ll probably feel a jerking sensation.

What is the engine number of a 2002 Jeep Grand Cherokee?

Engine Computer fitting all 2002 Jeep Grand Cherokee 4.0L models with matching part number 56044357AB. This unit is also compatible with the following part numbers 56044357 & P56044357AB.

What’s the code on my Jeep Grand Cherokee?

Started misfiring with one code coming up P0351, which is cylinder#1 secondary ignition fault code. I replaced the complete coil pack and same code came up , then several other codes would come up all in relation to cylinder misfires. DO NOT replace you ignition coil pack with Autozone.

What kind of ECU does a 2002 Grand Cherokee have?

More Information SKU 28565 Condition Refurbished Year 2002 Make Jeep Model Grand Cherokee

What kind of Info system does a Jeep Grand Cherokee have?

The Electronic Vehicle Information Center (EVIC) and Graphic Display Module (GDM) The 1993-1998 Jeep Grand Cherokee ZJ came equipped with one of two systems to show important vehicle information. One system is the Electronic Vehicle Information Center (EVIC).

Where is the set button on a Jeep Grand Cherokee?

It is located directly under the vehicle’s HVAC system controls, and consists of a small dot-matrix display with green lettering and two rectangular-shaped buttons. One button reads ‘SET’, and the other button reads ‘SELECT’.

What is the ignition switch on a Jeep Cherokee?

Ignition Switch – Back-up Lamps, A/C Relay Coil, Shift Selector, Speed Control, Aux. Cooling Fan Relay Coil WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Where is the clutch relay on a Jeep Cherokee?

A/C Clutch Relay On right front wheelwell. Under right side of dash, on evaporator housing. On load level compressor bracket. On center of right front wheelwell. On right front wheelwell. Under dash, behind right kick panel. Behind right headlight, on wheelwell.

Where are the electrical components in a jeep?

In left rear side of intake manifold. On left side of torque converter clutch. On left side of bellhousing. In master cylinder. In coolant overflow bottle. In oil pan. On front/rear of differential. In power steering pump reservoir. In rear portion of transfer case. On fill plug (M/T) or dipstick (A/T). On bottom of windshield washer reservoir.

What are the wires to the alternator in a jeep?

There are 3 wires attached to the alternator. One is a big fat wire that goes to the battery, this is the alternator output. The other two wires feed power to the field coil.

Where is the battery sensor on a Ford?

Typically, a battery sensor is installed on the negative battery terminal or on the cable. Ford battery monitor sensor In some cars, it might be installed on the positive terminal. Some cars have two sensors, one on each terminal.

Is there an OEM wireless strain gauge sensor transmitter?

OEM Wireless Strain Gauge Sensor Transmitter (T24-SA) T24-SAi Code Strain Transmitter with Internal Antenna T24-SAi Strain Transmitter 4.5 mV/V with Interna T24-SAi-A T24-SAe Code Strain Transmitter with fitting for Exte T24-SAe

How to replace key fob battery in Jeep Grand Cherokee?

Jeep Grand Cherokee! – YouTube How to replace key fob battery. Jeep Grand Cherokee! If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

How to reset your Jeep engine control module?

3- Once the time has passed you should now turn the headlights “on” and “off” twice to drain the Engine Control Module from any remaining power. 4- Now plug back in the negative terminal and your Jeep ECM should now be reset. To finish off this post , here are a couple of things you should keep in mind.

Where can I get a new FOB for my Jeep?

The scanner said there was no communication with the CPU. Got the car towed to the Jeep dealer in Waitara. Incidentally, they have just changed hands. It was Suttons but was bought by McCarroll’s and is now called Hornsby Jeep & Chrysler. They changed hands in February. The staff stayed so there is some Jeep expertise.

There are 3 wires attached to the alternator. One is a big fat wire that goes to the battery, this is the alternator output. The other two wires feed power to the field coil.

What does the IBS sensor do for a jeep?

The sensor improves the diagnostic capability of the car and enables warnings of possible breakdowns, even if they are not caused by the battery. With an improved charging strategy, the IBS also extends the battery life by 10 to 20 percent.

Why does my Jeep not turn over when I crank the ignition?

We swapped out the fuse for the starter in the fuse box and it turned over only when we cranked the keys in the ignition. Check your fuses first, and if the Jeep still isn’t turning over after replacing them, then start troubleshooting other damage from there.

What is the ECU on a Jeep Cherokee?

You may know the electronic control unit (ECU) of your Jeep Cherokee better as the Jeep Cherokee PCM, or “powertrain control module.” It is the main computer in your vehicle that monitors virtually everything else.

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.

Where to buy ignition module for Jeep Cherokee?

Shop AutoZone for Jeep Cherokee Ignition Control Module. Notes: Module only. ATTENTION: Click on Bulletin (s) for testing instructions. It is best to test your old parts first.

Where are the fuses on a Jeep Cherokee?

Fuse C Taped to engine wiring harness, by alternator. Fuse D Taped to engine wiring harness, near power steering switch. Cruise Control Under left side of dash, near brake pedal. Radio Under center of dash, behind radio. On side of fuse block. Under dash, above brake pedal. Elect. Control Unit (ECU) Under dash, above accelerator pedal.

What are the symptoms of a bad idle control valve?

$0.00 1 Irregular idle speed One of the most common symptoms commonly associated with a problematic idle air control valve is irregular idle speed. 2 Check Engine Light comes on Another symptom of a potential issue with the idle control valve is an illuminated Check Engine Light. 3 Engine stalling

What does the PCM do on a Jeep Cherokee?

The PCM (Powertrain Control Module) is a computerized system that monitors and controls various systems on a Jeep Cherokee, including vital operations such as engine timing, the transmission (gear shifting), anti-lock braking, fuel to air ratio mixing and quite a few others.

Why does my Jeep Cherokee stall while driving?

A significant number of drivers have reported that not only did their Jeep Cherokees lose engine power while driving, but in nearly all cases, stalling occurred without any warning and with no indicator lights on the instrument panel.

Why does my Jeep Grand Cherokee have a rough idle?

What are common reasons my Jeep Grand Cherokee has a rough idle? While there are a variety of reasons your Jeep Grand Cherokee has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.

How can I tell if my idle control motor is working?

Look for a difference in idle speed. Allow the engine to run for a minute so it settles to a consistent idle, then take note of any difference in the idle RPMs versus the idle you observed earlier. If the idle has not changed at all, it’s likely because your idle control motor has not been functioning.

What does it mean when idle control does not increase?

If the engine idle does not increase, it means there is an issue at the idle control motor of its circuit preventing the signal from changing the idle. You can purchase a bidirectional scan tool at your local auto parts store. Make sure the wiring harness is firmly connected to the idle control motor before conducting this test.

Get a new one by shopping online with AutoZone and choose from Same Day Store Pickup or home shipping.

Why is my engine not working on my Jeep Wrangler?

Your vehicle needs to function properly on every single trip you take so all of its parts need to be in good shape. If you notice unexplained drops in your fuel economy or your check engine light never goes off, you probably have a defective Wrangler engine control computer.

What kind of engine does a Jeep Grand Cherokee have?

The 4.7 V8 engine also features a modern coil-on-plug ignition system and a hybrid cooling fan system (in-line electric and engine-driven fans). In 2002, Chrysler introduced a “High-Output” version of the 4.7L PowerTech engine as an option for the Jeep Grand Cherokee Limited and standard for the Overland models.

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.

Is there a 4.7 liter V8 in Dodge PowerTech?

For some period, the new 4.7-liter V8 in Dodge models was being named as a 4.7L Magnum engine, although it has nothing to do with the previous 5.2L Magnum. In 2002, the PowerTech family replenished with a 3.7-liter V6 version, which had a very similar design with the V8 version.

What does PCM stand for in Jeep Grand Cherokee?

This Engine Computer also referred to as an Engine Control Module (ECM), Engine Control Unit (ECU) & Powertrain Control Module (PCM) is a guaranteed replacement for all 2002 Jeep Grand Cherokee N/A PCM models with a 4.0L engine size and matching part number 56044357AB.

Is the ECM unit on a 2002 Jeep Grand Cherokee?

Our 2002 Jeep Grand Cherokee ECM will arrive Programmed & Updated to your vehicle’s VIN (Vehicle Identification Number). The unit will be Plug and Play with no additional programming required.

Are there any problems with the Jeep kJ?

Discussion in ‘ Introductions ‘ started by Kujtim, Jan 23, 2020 . I hope you are all having a great day. I am a new member in this forum so I apologize if I am not posting my question/problem in the appropriate section. So here is the deal. I have a Jeep Cherokee KJ 2.8 CRD 2005 and I’ve been having consistent problems with my crankshaft.

Are there any recalls on the Jeep kJ?

In October 2006, a recall was issued for model year 2002 to 2006 Jeep KJ Cherokee models due to water potentially entering the front lower suspension ball joints, causing corrosion and possible separation; separation could result in a loss of steering control, increasing the risk of a collision ( PRA 2006/8802 ).

What are the switches on a Jeep Cherokee?

Instrument Cluster, Radio, Rear Wiper/Washer Switch, A/C Heater Control or Heater Control, Rear Window Defogger Switch, Extended Idle Switch, Front Fog Lamp Switch, Rear Fog Lamp Switch, Transmission Range Indicator Illumination (PRNDL), Transfer Case Switch Illumination

Where are the fuses in a Jeep Cherokee?

Here you will find fuse box diagrams of Jeep Cherokee 1997, 1998, 1999, 2000 and 2001, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay. Cigar lighter (power outlet) fuses in the Jeep Cherokee are the fuses #1 and #2 in the Instrument panel fuse box.

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.

What does the computer do on a Jeep Cherokee?

The PCM (power train control module) or computer controls the Cherokee’s ignition, fuel system, emission and other systems. When it detects a malfunction in any of the vehicle’s systems, it will alert you with a warning light on the instrument panel. It will also let you know when your Jeep needs regular servicing.

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.

How to contact Jeep Grand Cherokee customer service?

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. This item is currently out of stock!

When did the Jeep Cherokee come out in the US?

The Cherokee replaced the Jeepster Commando, whose sales had not met expectations despite an extensive 1972 revamp. The Cherokee appealed to a younger market than the Wagoneer, which was regarded more as a family SUV. The Cherokee was marketed as the “sporty” two-door variant of Jeep’s station wagon.

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.

Is there a rebadged version of the Jeep Cherokee?

For the first time, a rebadged version of a Jeep model existed, as Dodge sold this version of the Cherokee as the Dodge Nitro during the same time period as the fourth-generation Cherokee.

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.

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.

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.

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.

How to reset your ECM ( Engine Control Module )?

2- Disconnect the negative terminal from the battery using a wrench or a socket that fits, you should leave it unplugged for approximately 5-10 minutes. 3- Once the time has passed you should now turn the headlights “on” and “off” twice to drain the Engine Control Module from any remaining power.

How can I repair my PCM on my Jeep Wrangler?

The small cover will come right off, the larger one will have to be gently pried off as it is actually the 5 volt regulator board of the PCM. This is the focus of our attention. turn it over and carefully clean any of the jelly potting compound from the solder pads of the connector strip that plugged into the other part of the unit.

What is the diagnostic code for a jeep check engine light?

Refer to our Generic OBD II code list for definitions on all other Jeep diagnostic trouble codes. Manufacturer Specific Codes P1105Open Or Shorted Condition Detected In The Baro Read Solenoid Control Circuit – Read Our Article on Automotive Circuit TestingFor Help With This Jeep Check Engine Light Code P1192Inlet Air Temp. Circuit Low

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.

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 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.

Why is my PCM not working on my Jeep Wrangler?

You also lose communication with the OBDII data port & a scanner will not “communicate” & not read. The cause may be a failed PCM but also possible that one of the sensors or its wiring is shorted to ground.

Is the Jeep Wrangler YJ engine control module 4.0?

Jeep Wrangler 4.0 engine computer for 91-95 standard Wranglers and 91-93 automatics. This computer is tested and guaranteed. It will actually work in all 6 cyl Wranglers but… IT WILL NOT WORK CORRECTLY IN 94-95 AUTOMATICS. In 94 and 95 the torque converter lock up is controlled by the ECM and this does not have that function.

What kind of ABS does a Jeep Wrangler have?

We offer a full selection of genuine Jeep Wrangler ABS Control Modules, engineered specifically to restore factory performance. Please narrow the Anti Lock Brake Control Module results by selecting the vehicle.

How to fix melted HVAC connector in Jeep Wrangler?

Cut the 3 wires (make sure you note which wire goes where) crimp the connectors on and plug them back in one at a time…fixed my fan for 45 cents lol. Cut the 3 wires (make sure you note which wire goes where) crimp the connectors on and plug them back in one at a time…fixed my fan for 45 cents lol. Click to expand…

Where can I get a Transmission Control Module replaced?

The vehicle was taken to feeny Chrysler Dodge Jeep ram of midland (7400 eastman Ave, midland, mi 48642) where it was diagnosed that the transmission control module needed to be replaced and there was corrosion in the totally integrated power module. The vehicle was repaired, but the failure recurred a year later.

How to find a Jeep Wrangler engine control module?

Enter your VIN for the most accurate results. Enter your VIN for the most accurate results. We offer a full selection of genuine Jeep Wrangler Engine Control Modules, engineered specifically to restore factory performance.

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.

Are there any heating and AC parts for a Jeep Wrangler?

We offer a wide selection of Jeep Wrangler TJ heating and ac parts that can be used for replacement or upgrade. This includes ac condensers and compressors, heater cores and motors, and heater control knobs and ducting. Not sure if you have a JL or JK? Check out this guide If you have a 2018, confirm that you have a JL or JK.

Are there any problems with the Automatic Transmission Control Module?

Jeep Wrangler owners have reported 30 problems related to automatic transmission control module (under the power train category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Jeep Wrangler based on all problems reported for the Wrangler.

What is the trouble code on a Jeep Wrangler?

One of the most common trouble codes with the Jeep Wrangler is the P0455 code. This trouble code references a number that is given to you when you plug your Wrangler into a OBD2 scanner, and has to do with the emissions system. P0455 Indicates that there is a large leak in the evaporative emission control system (EVAP).

What causes a gas leak in a jeep?

Jeep P0456 Causes 1 Loose or damaged gas cap 2 Leaking or disconnected EVAP hose 3 Faulty purge valve 4 Faulty canister vent valve 5 Charcoal canister leak 6 Leaking fuel tank

How does the EVAP system work on a Jeep Wrangler?

The EVAP system captures all fuel vapor from the fuel tank and sends them to the engines intake in order to be ignited in the normal combustion process. When there is a large leak in the Jeep Wrangler’s EVAP system, it will throw the P0455 OBDII Code.

What is the part number for the gas cap on a Jeep Wrangler?

Jeep Wrangler Gas Cap Part Number: 52030387AB

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 the ECU on a jeep?

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] 2 Disconnect the Positive battery cable 3 Allow a few moments to pass before reconnecting the cables 4 Reconnect the positive cable to the battery

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