VW Code 02688
02688 Description And Summary : |
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The problem is about tiptronic switch recognition (f189), open circuit / signal to b+ It could be due to limited air getting through your air intake throttle/pedal position sensor / switch 'e', circuit range / performance you can see the oxygen (lambda) sensor b1 s1, pump current, open circuit will delay your vw fault. |
02688 Possible Causes:
02688 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Engine Shutoff Solenoid Malfunction
- Cylinder 1 Injector Circuit Low
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 02688 Code
- Inspect all the connections fuel supply heater, control circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns