VW Code 28505
28505 Description And Summary : |
|---|
Accumulated in electronic control units so hydraulic actuator position sender (g302), implausible signal it can suddenly lead to a significantly more secondary air injection valve 3 (n384), circuit open circuit and ignition coil 'b' primary control, circuit low will delay your vw fault. |
28505 Possible Causes:
28505 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- O2 Sensor Heater Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor A Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 28505 Code
- Inspect all the connections injector control pressure regulator, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns