OBD-II Diagnostic Trouble Code
P0D31
Hybrid/EV Battery Charger Fan Control Circuit Range/Performance
P
Powertrain
engine / trans
engine / trans
0
Generic
SAE standard
SAE standard
D
Powertrain subsystem
31
Hybrid/EV Battery Charger Fan Control Circuit Range/Performance
Severity · general guide
Moderate
Fix soon — usually won't strand you
Code type
Generic
System
Powertrain