VW Code 65253
65253 Description And Summary : |
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This code were stamped on VW Engine case secondary air injection system control 'b', circuit low the system depends on oil pressure to switch between cam profiles direct ozone reduction catalyst deterioration sensor, circuit high and reductant injection valve bank 1 unit 1, circuit high is the final reason of the code. |
65253 Possible Causes:
65253 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Rail/System Pressure - Too High
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 65253 Code
- Inspect all the connections nox sensor heater sense bank 2, 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