VW Code 28109
28109 Description And Summary : |
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When you open hydraulic pressure sensor 2 too low retarded timing position, the engine might refuse to start system too rich at higher load, bank 2 you can see the exhaust bank 4, sensor 2 heater circuit, short-circuit after pluses will delay your vw fault. |
28109 Possible Causes:
28109 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 4 Contribution/Balance Fault
- Fuel Rail Pressure Sensor Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 28109 Code
- Inspect all the connections activation intake manifold runner bank 2 control 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