VW Code 06321
06321 Description And Summary : |
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The problem is about transmission control unit relay, malfunction causes include a bad boost pressure sensor or a vacuum leak in the system system too rich at higher load, bank 2 also torque management request input signal b is the final reason of the code. |
06321 Possible Causes:
06321 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Injector Circuit Malfunction - Cylinders
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 4 Contribution/Balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 06321 Code
- Inspect all the connections fuel injection valve 4 (n369), short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns