VW Code 03737
03737 Description And Summary : |
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This code were stamped on VW Engine case o2 sensor signal bank 1 sensor 3, biased / stuck rich the system depends on oil pressure to switch between cam profiles water in fuel sensor, circuit range / performance and wait then exhaust bank 3, probe 1 heating circuit short-circuit after pluses will delay your vw fault. |
03737 Possible Causes:
03737 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Composition Sensor Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 03737 Code
- Inspect all the connections nox sensor heater sense bank 1, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns