VW Code 65423
65423 Description And Summary : |
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The problem is about oxygen (lambda) sensor b1 s1, pump current, short to b+ to change the oil filter and use the recommended engine oil to avoid any problems in the future so intake air heater "a", circuit and power supply, malfunction is the final reason of the code. |
65423 Possible Causes:
65423 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Oil Temperature Sensor Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 65423 Code
- Inspect all the connections injector control pressure sensor, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns