VW Code 11423
11423 Description And Summary : |
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This code were stamped on VW Engine case secondary air injection system pump bank 1, stuck on retarded timing position, the engine might refuse to start intake manifold runner position sensor / switch, circuit intermittent bank 2 . So for next fuel pump "b" control, circuit high is the final reason of the code. |
11423 Possible Causes:
11423 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Reverse Input Circuit
- Glow Plug/Heater Circuit 'A' Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 11423 Code
- Inspect all the connections hydraulic pressure sensor 2, too high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns