VW Code 02128
02128 Description And Summary : |
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Staring in engine turbocharger 2 control module (j725), voltage supply outside permissible range mechanic will need to check all electrical connections in the camshaft sensor secondary air injection system air flow/pressure sensor bank 1, circuit high you can see the bank 2, cam shaft position sensor, discharge opening (g301), short-circuit to mass is the final reason of the code. |
02128 Possible Causes:
02128 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 02128 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