Why is my OBD2 scanner not communicating with my car?
Each time I have tried scanning my vehicle for codes using the OBDII scanner, there is a message on the scanner stating that it is unable to communicate with vehicle. There are lots of issues with my car, but I am not able to correct them because of the OBDII issues.
Is the diagnostic reader on my GMC truck working?
When I owned my last truck and it started idling roughly, I invested in a handheld diagnostic reader. These little machines aren’t cheap, and the problem I’m now having is pissing me off.
Can you read your OBD-II code on a car?
If you’re resourceful enough to use your car’s OBD system, then you’re way ahead of the game, but let’s start with a refresher on the OBD-II code ‘s diagnostics, error messages, scan ports, and more. What Is OBD? Since the mid-1990s vehicles have had a built-in troubleshooting system known as OBD.
Is the communication line on the OBD II working?
Communication line does not provide the power. The power is pulled from the pos and neg ports on the obd ii. There is something wrong with your communication wire Click to expand… This is what I feared….. I checked all the fuses and couldn’t find a single blown one.
What to do if the OBD II scanner doesn’t communicate with the vehicle?
What to do if the OBD II scanner doesn’t communicate with the vehicle. TEST 1: Connect the positive DMM lead to DLC pin 4 and the negative DMM lead to the negative battery terminal, using jumper wires if necessary. Do not connect to the body or chassis ground but to the battery terminal directly.
Why is my OBD scanner not working on my GMC Sunfire?
Check your fuses, I can not remember exactly which one,but I have seen multiple times that the OBD port fuse is blown. I know some smaller GM’s (cavaliers, sunfires) are run off the electric seat fuse. The yuppie speaks the truth. Don’t ask me why GM put the OBD port on that circuit……Pull the cover and swap a fuse in that spot.
When I owned my last truck and it started idling roughly, I invested in a handheld diagnostic reader. These little machines aren’t cheap, and the problem I’m now having is pissing me off.
Why does my OBDII port have no power?
Communication line does not provide the power. The power is pulled from the pos and neg ports on the obd ii. There is something wrong with your communication wire Communication line does not provide the power. The power is pulled from the pos and neg ports on the obd ii. There is something wrong with your communication wire Click to expand…
What happens when a Mercedes Benz goes into limp mode?
When a Mercedes-Benz goes into limp mode, it only operates in second gear and reverse only. When you put it in gear, you may also feel a bang as transmission engages. The first thing you should try is to check the transmission fluid level. The transmission has a dipstick tube but with no dipstick in it.
Are there any problems with the Mercedes transmission?
Including Engine, Transmission, ABS, Airbag, SRS, SBC Brakes, ESP, EPS, Air Suspension and more. In depth troubleshooting, but only works on MB cars. 2. Launch Creader X431 VII works in European, Asian and Domestic Cars.
Why is my scanner not connecting to my cel?
(Additional user comment) If scanner cannot connect and CEL does not come on, the problem is most likely the ignition switch. helpful? I have checked all the fuses and they are all in good working order.
What is the problem with the Mercedes C280?
Just like the image on your computer screen, the C280’s interior is completely two dimensional. The main problem: most of the buttons bunk together in the black plastic condominium complex in the middle of the dash. It’s a shame that the slab of plastic is so huge, because many units remain un-rented.
What are the problems with a Mercedes Benz?
Top 5 Mercedes-Benz no start problems 1 Engine Click, No Start 2 Engine Dies Right After It Starts 3 Car turns over, but it won’t start 4 The car makes a clicking noise but won’t start. Hint: Starter Problem or Low Battery 5 Key will not turn the ignition More
Why does my Mercedes Benz make a clicking noise?
It requires electrical power to crank the engine. The car makes a clicking noise but won’t start. Hint: Starter Problem or Low Battery This may seem obvious, but an old battery is the root of many headaches and can cause all sorts of malfunctions on Mercedes-Benz cars.
Why is the battery on my Mercedes Benz not working?
Hint: Starter Problem or Low Battery This may seem obvious, but an old battery is the root of many headaches and can cause all sorts of malfunctions on Mercedes-Benz cars. How old is the battery on your Mercedes-Benz?
Where is the OBD II diagnostic port on a car?
All vehicles sold in the United States from 1996 and after were mandated to haven an OB II diagnostic port installed by the manufacturer. The port on the car it typically black or white. If you are having a difficult time locating the OBD II port use the OBDII port locator here.
Why is the OBDII port on my Mercedes not working?
I received that cable yesterday and took the car to an Advanced Auto store this morning and they tried their basic scanner with this converter cable on the 38 pin socked and still had no communication or power, so I still can’t read my codes.
How to test a Mercedes-Benz smog test?
• Start engine and accelerate engine speed to 1400 rpm. • Allow engine to run with increased rpms for 7 minutes (or drive the vehicle for 7 minutes). Park position and allow engine to idle (with no load) for 6 seconds. Do not use A/C. • After this step turn the ignition OFF, wait ten seconds and repeat this test step.
Where is the OBD2 port on a Mercedes CLK?
OBD2 port Mercedes CLK Class – 210 (1997 – 2003) – Find your plug ! Where is my OBD2 port ? All vehicles are equipped with an OBD port to which you can connect your klavkarr diagnostic case. Sometimes, the most difficult thing is to find this port!
Each time I have tried scanning my vehicle for codes using the OBDII scanner, there is a message on the scanner stating that it is unable to communicate with vehicle. There are lots of issues with my car, but I am not able to correct them because of the OBDII issues.
I received that cable yesterday and took the car to an Advanced Auto store this morning and they tried their basic scanner with this converter cable on the 38 pin socked and still had no communication or power, so I still can’t read my codes.
Why are my OBD-II monitors not ready?
My car has 165000 miles. My car has an automatic transmission. Hello. If your monitors are showing not ready, then that is because the computer was recently reset or the battery may have been replaced. If either of these occurred, then there is a specific amount of driving that needs to be done in order to get these to reset.
Why is my scan port not working on my car?
Remember that your car or truck might have more than one fuse box. This should be covered in your owner’s manual or a proper service manual. Another reason for getting no reading is that the scan port has become clogged with dust after years of not being used.
Where is the OBD2 port on a Nissan Altima?
The Don. The grey plug inside the fusebox is the CONSULT port, it is rectangular in shape, and has 14 pins. The OBD2 port should sits underneath the fusebox, the sides runs diagonally, and it has 16 pins. If the OBD2 is truly unreadable by any scanner then it is probably missing either power or ground to that port. ’94 Nissan Altima SE, 5spd.
Where is the OBD2 port on a scanner?
The OBD2 port should sits underneath the fusebox, the sides runs diagonally, and it has 16 pins. If the OBD2 is truly unreadable by any scanner then it is probably missing either power or ground to that port. Thanks for the help.
What kind of engine does a Pontiac Grand Prix have?
Hi- I have a 2005 Pontiac Grand Prix base model with a 160,00KM and a 3.8L engine. This car was running really well until a few weeks ago. I started hearing a growling sound when I applied the brakes. Since then,it seems to have gotten worse and at just about every stop I make,I feel the pedal go ha…
Can a torque Pro plug in Elm 327 OBD2 scanner?
So I bought a Torque Pro plug in ELM 327 OBD2 scanner for my phone, but when I plug it in there is no communication. So I went to FLAP and they plugged in their scanner, and it says no communication, just like mine. So I looked at the plug in under the dash, and only four the many holes actually have contacts.
Can a scanner read a check engine light?
So I bent it down where it would make a connection, drove back to the same autoparts store, same scanner and it linked up first time and read the car! The only problem is the dealership cleared the check engine light last week so the scanner says “no check engine light detected” “more drive cycles required.
Where do I find the trouble code on my Pontiac?
These are listed in numerical order for easy searching. When retrieving Pontiac trouble codes with an OBD II scan tool, proceed as follows: 1. Connect scan tool to the 16-pin data link connector (DLC) located underneath the steering column. The connector may have a removable cover. 2. Turn the ignition on. 3.
So I bent it down where it would make a connection, drove back to the same autoparts store, same scanner and it linked up first time and read the car! The only problem is the dealership cleared the check engine light last week so the scanner says “no check engine light detected” “more drive cycles required.
What is Pontiac check engine light code p1115?
P1114Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage – Read Our Article on Automotive Circuit TestingFor Help With This Pontiac Trouble Code P1115Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage – Read Our Article on Automotive Circuit TestingFor Help With This Pontiac Check Engine Light Code
What should I do if my OBD2 is not linking?
Autel AL519 Autel Autolink al319 Launch Scan Tool Launch x431 Launch crp129 Launch crp123 Innova Scanner Innova 3030 Innova 3040 Foxwell Scanner Foxwell NT301 FOXWELL NT510 Foxwell NT624 FOXWELL NT630 Actron Scanner Actron CP9690 Actron CP9680 Actron CP9670 Other Bluedriver OBD2 Bluetooth Scanner Konnwei KW808 Bafx 34t5
Where are the fuses for the OBD2 scanner?
If not please check the system fuses 17, and 15. Also check the ALDL for corrosion and clean up the terminals as needed. Here is a wiring diagram which pertains to most cars showing the power going to the ALDL connector. (below) If anyone reading this needs the wiring and the fuse ID to there car please send there request here.
Can a cel scanner read an OBD2 scanner?
No. The CEL does not come on at all, and the scanner will not read. I have traced most of the wires, and I did not notice any break. It was just something that happened, all of a sudden. I also checked the fuses. helpful?
Why do I get No reading on my OBD codes?
Check your fuses to see if any have gone bad. Remember that your car or truck might have more than one fuse box. This should be covered in your owner’s manual or a proper service manual. Another reason for getting no reading is that the scan port has become clogged with dust after years of not being used.
How many error codes are there on a car?
In a modern car, there can be hundreds of error codes, each one pointing to a specific issue. A mechanic—professional or skilled do-it-yourselfer—can access these codes to measure the overall health of the engine.
Can a car scan communicate with a computer?
3rd: Same day as general mechanic, Auto Electrician with shop WAS able to get his scanner to communicate with my trucks computer. It showed no errors and that everything was fine. Tried it several times and it worked fine.
Why is my scanner not communicating with my computer?
1st: neighborhood mechanic (who also has a Tacoma) said his scanner could not communicate with the computer. 2nd: 2 weeks later, General mechanic with a shop said his scanner was unable to communicate with the computer. 3rd: Same day as general mechanic, Auto Electrician with shop WAS able to get his scanner to communicate with my trucks computer.
So I bought a Torque Pro plug in ELM 327 OBD2 scanner for my phone, but when I plug it in there is no communication. So I went to FLAP and they plugged in their scanner, and it says no communication, just like mine. So I looked at the plug in under the dash, and only four the many holes actually have contacts.
(Additional user comment) If scanner cannot connect and CEL does not come on, the problem is most likely the ignition switch. helpful? I have checked all the fuses and they are all in good working order.
If you’re resourceful enough to use your car’s OBD system, then you’re way ahead of the game, but let’s start with a refresher on the OBD-II code ‘s diagnostics, error messages, scan ports, and more. What Is OBD? Since the mid-1990s vehicles have had a built-in troubleshooting system known as OBD.
What are the lights on the OBD2 port?
2. Turn signal lights (10A). 3. Fog light relay, instrument panel light dimmer switch (5A). 4. License plate light (5A). 5. Comfort system, cruise control, Climatronic, A/C, heated seat control modules, automatic day/night interior mirror, control module for multi-function steering wheel, control unit in steering wheel (7.5A).