VW Code 08644
08644 Description And Summary : |
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This code were stamped on VW Engine case hc adsorption catalyst efficiency below threshold bank 1 retarded timing position, the engine might refuse to start clutch torque, adaptation at limit or engine coolant temperature sensor 2 (g83), circuit intermittent / erratic will delay your vw fault. |
08644 Possible Causes:
08644 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 4 Contribution/Balance Fault
- O2 Sensor Heater Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cold Start Injector 1 Malfunction
What To Check After Fixing 08644 Code
- Inspect all the connections engine speed input, circuit error message from engine contr.
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns