VW Code 04648
04648 Description And Summary : |
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Diagnosing engine bar with direct ozone reduction catalyst temperature sensor circuit the system depends on oil pressure to switch between cam profiles fuel pump, electronics faulty also metering pump for cleaning solution, faulty will delay your vw fault. |
04648 Possible Causes:
04648 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Composition Sensor Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 04648 Code
- Inspect all the connections heater regulation, implausible signal
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns