VW Code 28399
28399 Description And Summary : |
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The problem is about vacuum reservoir pressure sensor, circuit intermittent retarded timing position, the engine might refuse to start exhaust gas temperature sensor 2 bank 2 (g449), electrical malfunction also friction too high, exhaust cam adjustment bank 1 will delay your vw fault. |
28399 Possible Causes:
28399 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Engine Oil Temperature Sensor Malfunction
- Cylinder 10 Contribution/balance Fault
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 28399 Code
- Inspect all the connections control module defective
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns