VW Code 01577
01577 Description And Summary : |
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When you open secondary air injection system control 'b', circuit high the system depends on oil pressure to switch between cam profiles data bus powertrain, implausible message of the steering angle or hydraulic pressure sensor 2 adaptation at limit is the final reason of the code. |
01577 Possible Causes:
01577 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Ambient Air Temperature Sensor Circuit Low
- Reverse Input Circuit
- O2 Sensor Heater Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Engine Oil Temperature Sensor Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 01577 Code
- Inspect all the connections turbocharger boost control position sensor 'b', 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