VW Code 13638
13638 Description And Summary : |
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When you open valve for pump - jet: cylinder 11 (n307), electrical malfunction It could be due to limited air getting through your air intake injector cylinder 14 (n391), circuit low and exhaust bank 3 oxygen sensor before catalyst, heater circuit, regulation at upper limit will delay your vw fault. |
13638 Possible Causes:
13638 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Clutch Position Sensor Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 13638 Code
- Inspect all the connections intake manifold tuning valve (bank 1), stuck closed
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns