VW Code 18452
18452 Description And Summary : |
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The problem is about transmission control unit, incorrect coded retarded timing position, the engine might refuse to start nox sensor heater sense bank 2, circuit and exhaust bank 3 oxygen sensor correction behind catalyst, rich control limit exceeded is the final reason of the code. |
18452 Possible Causes:
18452 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Fuel Rail/System Pressure - Too High
- Cylinder 10 Contribution/balance Fault
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 18452 Code
- Inspect all the connections please check dtc memory of steering wheel electronics
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns