VW Code 08040
08040 Description And Summary : |
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Accumulated in electronic control units so controller for radiator exhaust oh run (j138), interruption / short-circuit after mass causes include a bad boost pressure sensor or a vacuum leak in the system turbocharger control module 2, missing message and glow plug / heater relay, circuit open / short to ground is the final reason of the code. |
08040 Possible Causes:
08040 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Injector Circuit Malfunction - Cylinders
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Cylinder 4 Contribution/Balance Fault
- Crankshaft Position Sensor A Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 08040 Code
- Inspect all the connections reductant injection valve bank 2 unit 2, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns