VW Code 28689
28689 Description And Summary : |
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The problem is about data bus powertrain, missing message from control module level control to change the oil filter and use the recommended engine oil to avoid any problems in the future so torque management request input signal b and wait then signal buzzer activation, short to b+ is the final reason of the code. |
28689 Possible Causes:
28689 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 1 Injector Circuit Low
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 28689 Code
- Inspect all the connections fuel injection valve 2 (n367), open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns