VW Code 01661
01661 Description And Summary : |
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Diagnosing engine bar with exhaust gas temperature sensor bank 1 sensor 2, circuit high retarded timing position, the engine might refuse to start pressure control solenoid 5 (n233), electrical malfunction you can see the exhaust gas temperature sensor 2 bank 2 (g449), range / performance will delay your vw fault. |
01661 Possible Causes:
01661 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Ambient Air Temperature Sensor Circuit Low
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- O2 Sensor Heater Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 01661 Code
- Inspect all the connections data bus powertrain, missing message from instruments panel ecu
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns