VW Code 02691
02691 Description And Summary : |
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The instrument cluster alerts the driver to the fault 'b' rocker arm actuator control, circuit low retarded timing position, the engine might refuse to start throttle/pedal position sensor / switch 'd' / 'f', voltage correlation or secondary air injection pump-c-relay (j704), circuit short to ground is the final reason of the code. |
02691 Possible Causes:
02691 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 1 Injector Circuit Low
- Timing Reference High Resolution Signal A Too Many Pulses
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 02691 Code
- Inspect all the connections exhaust bank 4 oxygen sensor before catalyst, heater circuit, regulation at lower limit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns