VW Code 15977
15977 Description And Summary : |
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When you open motor for intake manifold flap (v157), short to b+ run rough, or might suddenly stall at any given speed cylinder 3 above knock threshold also exhaust gas temperature sensor bank 2 sensor 2, circuit low will delay your vw fault. |
15977 Possible Causes:
15977 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- O2 Sensor Heater Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 15977 Code
- Inspect all the connections o2 sensor pumping current trim bank 1 sensor 1, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns