How to Fix Code P20CA
Check the “Possible Causes” listed above. Visually inspect the wiring harness and associated connectors. Check for damaged components and look for connector pins that are broken, bent, pushed out, or corroded.
P20CA
Symptoms
Possible
Check Engine Light illuminated (or Service Engine Soon warning light)
P20CA Meaning
Reductant Air Injection Pressure Leak is the generic description for code P20CA, but the manufacturer may have a different description.