VW Code 01594
01594 Description And Summary : |
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Accumulated in electronic control units so throttle actuator control system, low air flow detected retarded timing position, the engine might refuse to start glow plug / heater indicator (k29), circuit open / short to ground or change control module defect is the final reason of the code. |
01594 Possible Causes:
01594 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 4 Contribution/Balance Fault
- Engine Oil Temperature Sensor Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 01594 Code
- Inspect all the connections data-bus powertrain, implausible message from level control module (j197)
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns