Powertrain
Definition only
Lights the check engine lamp
P2D79: Charging Stop Switch Circuit
Standardized SAE J2012 code · P2Dxx codes
What does P2D79 mean?
The charging stop switch reports a circuit condition. Charging termination cannot be reliably commanded by the operator.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Common causes
- High Switch failed
- Medium Wiring or connector fault
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of P2D79 on the same make and model first.
P2D79 in the community
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