VW Code 17748
17748 Description And Summary : |
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This something to do with the intake camshaft timing reductant injection valve bank 2 unit 2, circuit high retarded timing position, the engine might refuse to start secondary air injection system bank 1, high air flow or bank 1, system too lean off idle is the final reason of the code. |
17748 Possible Causes:
17748 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- O2 Sensor Heater Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 17748 Code
- Inspect all the connections low pressure fuel system sensor (g410), circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns