VW Code 28631
28631 Description And Summary : |
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The problem is about charging system, voltage high retarded timing position, the engine might refuse to start function restriction due to brake temperature or leak in air intake system is the final reason of the code. |
28631 Possible Causes:
28631 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Timing Reference High Resolution Signal A Too Many Pulses
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 28631 Code
- Inspect all the connections transmission coolant circuit relay, short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns