VW Code 28437
28437 Description And Summary : |
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Accumulated in electronic control units so 'a' rocker arm actuator control, circuit high retarded timing position, the engine might refuse to start diesel particle filter: excessive soot accumulation you can see the particulate trap bank 2, efficiency below threshold will delay your vw fault. |
28437 Possible Causes:
28437 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Crankshaft Position Sensor A Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Exhaust Gas Recirculation Sensor B Circuit High
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 28437 Code
- Inspect all the connections linear oxygen sensor exhaust bank 4 / pump current, 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