VW Code 03189
03189 Description And Summary : |
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Diameter in engine exhaust bank 4, sensor 2 heater circuit, short-circuit after mass causes include a bad boost pressure sensor or a vacuum leak in the system torque management feedback signal "a" . So for next exhaust bank 1 mixture adaptation range 3, rich limit exceeded is the final reason of the code. |
03189 Possible Causes:
03189 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Glow Plug/Heater Circuit 'A' Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 03189 Code
- Inspect all the connections hydraulic actuator valve (n331), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns