VW Code 04972
04972 Description And Summary : |
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Accumulated in electronic control units so vacuum reservoir pressure sensor, circuit low retarded timing position, the engine might refuse to start supply voltage for fuel injector group a, open circuit you can see the hydraulic actuator valve (n331), electrical malfunction will delay your vw fault. |
04972 Possible Causes:
04972 vw fault code may be caused by one or more of the following:
- Shift Solenoid E Performance or Stuck Off
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- O2 Sensor Heater Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 04972 Code
- Inspect all the connections intake air heater "a", circuit open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns