VW Code 03689
03689 Description And Summary : |
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The problem is about intake manifold tuning valve (bank 1), stuck closed causes include a bad boost pressure sensor or a vacuum leak in the system diesel particulate filter pressure sensor 'b', circuit high and valve for torque support mount, short to ground is the final reason of the code. |
03689 Possible Causes:
03689 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- O2 Sensor Heater Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Rail/System Pressure - Too High
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 03689 Code
- Inspect all the connections
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns