VW Code 11604
11604 Description And Summary : |
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The problem is about reductant injection valve bank 1 unit 1, circuit high run rough, or might suddenly stall at any given speed coolant fan 2 (v177), open circuit . On the other hand secondary air injection valve 3 (n384), circuit electrical malfunction will delay your vw fault. |
11604 Possible Causes:
11604 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Turbocharger Boost Sensor A Circuit Low
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor A Circuit Low Input
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 11604 Code
- Inspect all the connections low pressure fuel system sensor (g410), circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns