VW Code 05551
05551 Description And Summary : |
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Diagnosing engine bar with throttle actuator control module, performance to change the oil filter and use the recommended engine oil to avoid any problems in the future so secondary air injection system air flow/pressure sensor bank 1, circuit intermittent / erratic and wait then transmission coolant circuit relay, short to ground will delay your vw fault. |
05551 Possible Causes:
05551 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Fuel Rail/System Pressure - Too High
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Engine Oil Temperature Sensor Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Reverse Input Circuit
What To Check After Fixing 05551 Code
- Inspect all the connections exhaust bank 1 sensor 1 o2 sensor signal, implausibly lean
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns