VW Code 06639
06639 Description And Summary : |
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The problem is about fuel injector group 'd' supply voltage, circuit low retarded timing position, the engine might refuse to start wheel speed signal 4, range / performance you can see the cylinder 7 injector, data incompatible will delay your vw fault. |
06639 Possible Causes:
06639 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ambient Air Temperature Sensor Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
- O2 Sensor Heater Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 06639 Code
- Inspect all the connections mil request signal active (check for tcm errors too!)
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns