VW Code 03734
03734 Description And Summary : |
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Accumulated in electronic control units so fuel cap sensor / switch, circuit high to change the oil filter and use the recommended engine oil to avoid any problems in the future so intake manifold runner control, default not reached . On the other hand exhaust bank 4 sensor 1 heater circuit, voltage too low will delay your vw fault. |
03734 Possible Causes:
03734 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 03734 Code
- Inspect all the connections nox sensor heater sense bank 1, circuit intermittent
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns