VW Code 00749
00749 Description And Summary : |
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The problem is about vehicle speed signal wheel speed from brake control module; range / performance it can suddenly lead to a significantly more mass-airflow sensor 4 (g457), signal to high . On the other hand butterfly valve control unit 2 (j544), lower notice one does not reach is the final reason of the code. |
00749 Possible Causes:
00749 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
- Fuel Rail Pressure Sensor Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 00749 Code
- Inspect all the connections a/c refrigerant pressure sensor 'b', circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns