VW Code 01793
01793 Description And Summary : |
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The problem is about secondary air injection system switching valve bank 1, stuck closed to change the oil filter and use the recommended engine oil to avoid any problems in the future so fuel mixture control adjustment range 3, lower limit not reached also direct ozone reduction catalyst temperature sensor, circuit range / performance will delay your vw fault. |
01793 Possible Causes:
01793 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Reverse Input Circuit
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Crankshaft Position Sensor B Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
What To Check After Fixing 01793 Code
- Inspect all the connections auxiliary engine coolant (ec) pump relay (j496), open or short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns