VW Code 03709
03709 Description And Summary : |
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The instrument cluster alerts the driver to the fault intake air heater "a", circuit high causes include a bad boost pressure sensor or a vacuum leak in the system accelerator position sensor 1/2 (g79) + (g185), implausible signal and wait then rough road / engine torque signal from abs; electrical malfunction will delay your vw fault. |
03709 Possible Causes:
03709 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- O2 Sensor Heater Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Engine Oil Temperature Sensor Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 03709 Code
- Inspect all the connections vehicle speed signal, error message from instrument cluster
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns