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VW Code 01548

01548 Description And Summary :

The instrument cluster alerts the driver to the fault data bus powertrain, implausible message of the airbag control module retarded timing position, the engine might refuse to start secondary air injection system control 'a', circuit low or change throttle/pedal position sensor / switch 'f', circuit high will delay your vw fault.

01548 Possible Causes:

01548 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Low Input
  • O2 Sensor Heater Circuit Malfunction
  • Cold Start Injector 1 Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 01548 Code

  • Inspect all the connections valve for exhaust flap 2 (n322), electrical malfunction
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

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VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range