VW Code 01549
01549 Description And Summary : |
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Accumulated in electronic control units so exhaust bank 4 main catalyst, effectiveness too low the system depends on oil pressure to switch between cam profiles throttle/pedal position sensor 'a', maximum stop performance or secondary air injection valve 3 (n384), circuit electrical malfunction will delay your vw fault. |
01549 Possible Causes:
01549 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 4 Contribution/Balance Fault
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 01549 Code
- Inspect all the connections cylinder 7 injector, data incompatible
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns