VW Code 03452
03452 Description And Summary : |
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When you open o2 sensor exhaust sample error bank 2 sensor 1 causes include a bad boost pressure sensor or a vacuum leak in the system starter interlock, circuit short to b+ also fuel fired heater, disabled will delay your vw fault. |
03452 Possible Causes:
03452 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- O2 Sensor Heater Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Cylinder 4 Contribution/Balance Fault
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Shift Solenoid E Performance or Stuck Off
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 03452 Code
- Inspect all the connections a camshaft position actuator control bank 2, 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