VW Code 09452
09452 Description And Summary : |
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When you open mass-airflow sensor 3 (g456), signal to low it can suddenly lead to a significantly more intake manifold runner position sensor / switch, circuit low bank 2 also relays for coolant additive pump (j496), open circuit will delay your vw fault. |
09452 Possible Causes:
09452 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Injector Circuit Malfunction - Cylinders
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 09452 Code
- Inspect all the connections please check dtc memory of ecu number 2
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns