Guide To P0955 OBD Error Code Solutions

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The trouble code P0955 can be explained as Auto Shift Manual Mode Circuit. The P0955 trouble code would indicate that an auto shift manual mode which is not as per the predetermined limit has been detected by the PCM. Now when this would occur, the fault code would be stored and there would be an illumination in the malfunction indicator light. There can be some automobiles which might enter in the “limp-in” mode.

We believe that an investment in knowledge pays the best interest. So why not learn more about the P0955 error code? This trouble code is generic, which would mean that it can apply to all the vehicles which are equipped with the OBD-II or the vehicles which are made since 1996 up to the present. The specifications on the definition, the troubleshooting steps as well as repairs can always vary from one vehicle make to another.

What causes this problem with the Auto Shift Manual Mode Circuit?

• There can be distorted auto shift manual switch
• Auto shift manual switch harness is open or small
• Auto shift manual switch circuit might have inadequate electrical connection

1. Body Control Module Component - A faulty Body Control Module Component can be troublesome. You can always rely on us as we have best auto parts for our customers.
2. Electronic Control Unit - If everything is alright with PCM, then there is surely some defect in Electronic Control Unit. Get it replaced before the situation gets worse.
3. Powertrain Control Module - P0955 code can display due to some defects in the Powertrain Control Module. So it is very important to replace the Powertrain Control Module with us at equitable prices.
4. Engine Control Module - Do you remember when was the last time you got your car Engine Control Module checked up? A dirty Engine Control Module can cause a lot of issues like displaying P0955 code.
5. Auto Transmission Shift Solenoid - Poor Auto Transmission Shift Solenoid can cause a lot of difficulties, so why not get it replaced at time?
6. Auto Transmission Control Module - There can be some issues with the Auto Transmission Control Module due to which you may see P0955 code appearing over and over again. Visit us to buy best quality Auto Transmission Control Module online.
7. Gear Shift Extension - Are you facing some faults in your Gear Shift Extension? Don’t worry and get them replaced or else P0955 code can turn up.

It is vital to know the symptoms of an issue as only then you would be able to solve the problem. So that’s why we have listed out some major symptoms of OBD Code P0955 here:

Common Symptoms

• Auto Stick shifting will be disarmed
• Check engine light can start flashing up 

Looking out for some ways with the help of which you can correct this fault code? Then you have arrived at the correct place. We are here to help you out, so you must check out the steps mentioned below as follows:

• You must fix the electrical connection
• Make sure to mend the faulty auto shift manual switch
• It is essential to restore the flawed auto shift manual switch harness
• Repair or replace the quirky engine control module
• Rehabilitate the defaults in the auto shift manual switch circuit

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Here are some steps which you should follow in order to diagnose this fault code:

• The mechanic or the technician will use a diagnostic scanner or code reader like DVOM to visually scan for the error codes in the vehicle.
• After performing a careful inspection, every of the stored codes and freeze frame data are retrieved as it can help down the way for further diagnosis process.
• Most often he has to inspect the solenoid itself to see if they are faulty or damaged. Additional error codes that are stored in the vehicle are also addressed.
• The mechanic performs a continuity test between the PCM and solenoid to check the resistance.
• If the solenoid or the control modules are not faulty, he will then retune the code and test drive the vehicle.
• On test driving, if the P0955 code does not return soon, he will know that an erratic condition exits.

Common Mistakes When Diagnosing The P0955 Code

• Failure in the powertrain control module
• Faults in the auto stick shift switch
• Nonperformance of the wiring