VW Code 15128
15128 Description And Summary : |
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When you open torque management request input signal a, high retarded timing position, the engine might refuse to start butterfly valve control unit 2 (j544), under voltage during basic adjustment and wait then turbocharger boost control position sensor 'b', circuit low is the final reason of the code. |
15128 Possible Causes:
15128 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 15128 Code
- Inspect all the connections secondary air injection pump-d-relay (j705), circuit short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns