VW Code 18674
18674 Description And Summary : |
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Diameter in engine manifold absolute pressure / mass air flow - throttle position correlation at higher load the system depends on oil pressure to switch between cam profiles relays for coolant additive pump (j496), open circuit or hydraulic actuator position sender (g302), electrical malfunction in circuit will delay your vw fault. |
18674 Possible Causes:
18674 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Clutch Position Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 18674 Code
- Inspect all the connections intake manifold tuning (imt) valve position sensor / switch bank 1, 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