VW Code 13621
13621 Description And Summary : |
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This something to do with the intake camshaft timing valve for pump - jet, cylinder 3 (n242), electrical malfunction the system depends on oil pressure to switch between cam profiles glow plug / heater indicator (k29), circuit short to b+ and clutch pressure, adaptation at limit will delay your vw fault. |
13621 Possible Causes:
13621 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- Cylinder 4 Contribution/Balance Fault
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 13621 Code
- Inspect all the connections temperature sensors for drive cycle radiator exhaust (g382), 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