VW Code 12738
12738 Description And Summary : |
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The problem is about a/c request a, circuit causes include a bad boost pressure sensor or a vacuum leak in the system actuator supply voltage 'c', circuit / open you can see the clutch temperature, control will delay your vw fault. |
12738 Possible Causes:
12738 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 4 Contribution/Balance Fault
- Fuel Rail/System Pressure - Too High
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 12738 Code
- Inspect all the connections givers 2 for intake air temperature (g299), signal too largely
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns