VW Code 15748
15748 Description And Summary : |
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The instrument cluster alerts the driver to the fault reversing light, circuit open run rough, or might suddenly stall at any given speed secondary air injection system switching valve bank 1, stuck open and rough road / acceleration sensor, electrical malfunction will delay your vw fault. |
15748 Possible Causes:
15748 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 15748 Code
- Inspect all the connections fuel mixture control adjustment range 3, lower limit not reached
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns