VW Code 18742
18742 Description And Summary : |
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Diagnosing engine bar with catalyst system exhaust bank 4, effectiveness too low run rough, or might suddenly stall at any given speed powertrain data bus, missing message from steering wheel electronics and wait then reservoir for additive for particle filter, empty is the final reason of the code. |
18742 Possible Causes:
18742 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Cylinder 1 Injector Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 18742 Code
- Inspect all the connections activation glow plug control module, electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns