VW Code 156
156 Description And Summary : |
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Accumulated in electronic control units so valve for pump - jet: cylinder 11 (n307), circuit low input causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 4, sensor 1, no activity or starter does not run, mechanically blocked or mechanical malfunction will delay your vw fault. |
156 Possible Causes:
156 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Engine Shutoff Solenoid Malfunction
- Cylinder 10 Contribution/balance Fault
- O2 Sensor Heater Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Timing Reference High Resolution Signal A Too Many Pulses
- Reverse Input Circuit
What To Check After Fixing 156 Code
- Inspect all the connections throttle/fuel inhibit, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns