VW Code 04158
04158 Description And Summary : |
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This code were stamped on VW Engine case torque management feedback signal "a", low It could be due to limited air getting through your air intake reset-resistant limp-mode active or change exhaust bank 4 sensor 1 heater circuit, voltage too low will delay your vw fault. |
04158 Possible Causes:
04158 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Reverse Input Circuit
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 04158 Code
- Inspect all the connections secondary air injection system air flow/pressure sensor bank 1, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns