VW Code 18043
18043 Description And Summary : |
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This code were stamped on VW Engine case cylinder 8 injector, data incompatible it can suddenly lead to a significantly more secondary air injection system air flow/pressure sensor bank 1, circuit high and mass-airflow sensor 4 (g457), signal to high will delay your vw fault. |
18043 Possible Causes:
18043 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Reverse Input Circuit
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 18043 Code
- Inspect all the connections auxiliary engine coolant (ec) pump relay (j496), open or short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns