VW Code 15388
15388 Description And Summary : |
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The problem is about altitude adaptation, signal out of tolerance causes include a bad boost pressure sensor or a vacuum leak in the system ignition coil 'l' primary control, circuit low also secondary air injection system switching valve bank 1, stuck closed will delay your vw fault. |
15388 Possible Causes:
15388 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Fuel Rail/System Pressure - Too High
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 15388 Code
- Inspect all the connections secondary air injection system pump bank 2, stuck off
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns