VW Code 29665
29665 Description And Summary : |
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This something to do with the intake camshaft timing linear oxygen sensor exhaust bank 4 / pump current, open circuit retarded timing position, the engine might refuse to start secondary air injection system air flow/pressure sensor bank 1, circuit or ignition coil 'f' primary control, short to plus will delay your vw fault. |
29665 Possible Causes:
29665 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- O2 Sensor Heater Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 29665 Code
- Inspect all the connections exhaust gas recirculation vent control, 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