VW Code 28669
28669 Description And Summary : |
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The instrument cluster alerts the driver to the fault ignition coil 'a' secondary circuit, malfunction causes include a bad boost pressure sensor or a vacuum leak in the system hydraulic actuator position sender (g302), no / incorrect basic setting/adaptation also malfunction indication light (k83), electrical malfunction is the final reason of the code. |
28669 Possible Causes:
28669 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Crankshaft Position Sensor A Circuit Low Input
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 28669 Code
- Inspect all the connections transmission coolant circuit relay, short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns