VW Code 16801
16801 Description And Summary : |
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Diagnosing engine bar with ignition coil 'c' primary control, short to plus run rough, or might suddenly stall at any given speed exhaust bank 1 sensor 1 oxygen sensor signal, voltage too low during deceleration you can see the oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded is the final reason of the code. |
16801 Possible Causes:
16801 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Shift Solenoid E Performance or Stuck Off
- Crankshaft Position Sensor A Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Fuel Rail/System Pressure - Too High
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 16801 Code
- Inspect all the connections air cleaner inlet control, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns