VW Code 07321
07321 Description And Summary : |
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The problem is about control module defective causes include a bad boost pressure sensor or a vacuum leak in the system diesel particle filter: excessive soot accumulation you can see the o2 sensor pumping current trim bank 1 sensor 1, circuit low will delay your vw fault. |
07321 Possible Causes:
07321 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Glow Plug/Heater Circuit 'A' Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Reverse Input Circuit
What To Check After Fixing 07321 Code
- Inspect all the connections ng high pressure valve (n372), open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns