P0A1A OBD Error Code: Problem & Solutions

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The trouble code P0A1A can be defined as Generator Control Module. A number of diagnostic tests are performed by the MG ECU to check the right working of the internal system of the ECU. Now in one of those tests, the MG ECU will inspect the outcome of the generator CPU self-test. If a failure is detected in the generator CPU self-test by the MG ECU, then it would mean that there are some internal faults in the generator CPU. Then the power management control ECU would trigger up the malfunction indicator lamp and this fault code would be stored in.

It is always good to learn more! That is the reason why we are here to help you out in gaining more knowledge about the P0A1A 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. This can happen because of a lot of reasons and the mechanic should diagnose the specific cause for this code.

What causes this problem with the Generator Control Module?

• Inverter with converter assembly harness might be opened or shorted
• Malfunctioning inverter with converter assembly
• Inverter with converter assembly circuit bad electrical connection

1. Electronic Control Unit - Did your mechanic just found out that there is some fault in the Electronic Control Unit? Buy top notch Electronic Control Unit from us at economical prices.
2. Auto Transmission Control Module - A broken Auto Transmission Control Module can cause a lot of issues. It would be nice if you get it replaced on time.
3. Catalytic Converter - Everything is fine with the engine control module and still OBD code P0A1A flashing? Then there is definitely some fault with the Catalytic Converter. Get it checked and replace if needed.
4. Auto Transmission Shift Solenoid - Auto Transmission Shift Solenoid is an important car part which should never be neglected. May be there is some fault in it due to which P0A1A code may start flashing.
5. 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.
6. Powertrain Control Module - If everything is alright with Auto Transmission Shift Solenoid, then there is surely some defect in Powertrain Control Module. Get it replaced before the situation gets worse.
7. Engine Control Module - P0A1A code can display due to some issues in the Engine Control Module. So, it is very important to replace the Engine Control Module with us at equitable prices.

Our main motive is to achieve customer satisfaction as for us our customers are everything and that’s why we will help you to diagnose P0A1A code by mentioning some major symptoms below:

Common Symptoms

• The service engine soon light can start lighting up

If you wish to correct this fault code, then you have to follow certain steps. Correcting a problem needs your careful attention. Here are some ways with the help of which you will be able to correct the OBD Code P0A1A:

• You must fix the defective inverter with converter assembly
• It is essential to restore the flawed inverter with converter assembly harness
• Repair or replace the quirky inverter with converter assembly circuit
• The malfunctioning PCM should be repaired or replaced as per the need

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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 re-tune the code and test drive the vehicle.
• On test driving, if the P0A1A code does not return soon, he will know that an erratic condition exits. 

Common Mistakes When Diagnosing The P0A1A Code

• Non performance of the inverter/converter assembly