VW Code 04387
04387 Description And Summary : |
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Accumulated in electronic control units so reductant injection valve bank 2 unit 1, circuit low the system depends on oil pressure to switch between cam profiles fuel pump "a", low flow / performance and wait then barometric pressure sensor 'a', circuit will delay your vw fault. |
04387 Possible Causes:
04387 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Cold Start Injector 1 Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 04387 Code
- Inspect all the connections valve for exhaust flap 1 (n321), 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