VW Code 17551
17551 Description And Summary : |
|---|
Diameter in engine reductant injection air pump control, circuit high it can suddenly lead to a significantly more diesel particulate filter pressure sensor 'b', circuit high or post catalyst fuel trim system, high limit will delay your vw fault. |
17551 Possible Causes:
17551 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Fuel Composition Sensor Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 17551 Code
- Inspect all the connections control module defective
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns