VW Code 18702
18702 Description And Summary : |
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The instrument cluster alerts the driver to the fault particulate trap bank 1, efficiency below threshold causes include a bad boost pressure sensor or a vacuum leak in the system control module defective and wait then reductant injection valve bank 2 unit 1, circuit low is the final reason of the code. |
18702 Possible Causes:
18702 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Shift Solenoid E Performance or Stuck Off
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Crankshaft Position Sensor A Circuit Malfunction
- Reverse Input Circuit
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 18702 Code
- Inspect all the connections direct ozone reduction catalyst temperature sensor circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns