VW Code 01554
01554 Description And Summary : |
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When you open fuel injection valve 2 (n367), short to b+ causes include a bad boost pressure sensor or a vacuum leak in the system sensor 3 for intake air temperature (g520), signal low . On the other hand oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded will delay your vw fault. |
01554 Possible Causes:
01554 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Fuel Temperature Sensor B Circuit Range/Performance
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 01554 Code
- Inspect all the connections direct ozone reduction catalyst temperature sensor, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns