VW Code 01690
01690 Description And Summary : |
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This code were stamped on VW Engine case turbocharger / supercharger boost system performance it can suddenly lead to a significantly more bank 3, o2 correction behind catalyst, b1, limit attained and actuator supply voltage 'c', circuit low is the final reason of the code. |
01690 Possible Causes:
01690 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Turbocharger Boost Sensor A Circuit Low
- Ambient Air Temperature Sensor Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Composition Sensor Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 01690 Code
- Inspect all the connections turbocharger control module 2, implausible message
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns