VW Code 18551
18551 Description And Summary : |
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When you open nox sensor heater control bank 1, circuit / open It could be due to limited air getting through your air intake please check dtc memory of central electric control ecu and wait then tiptronic switch down, circuit short to ground is the final reason of the code. |
18551 Possible Causes:
18551 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Cylinder 10 Contribution/balance Fault
- Fuel Composition Sensor Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 18551 Code
- Inspect all the connections starter interlock, 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