OBD-II Diagnostic Trouble Code
C2129
Battery Voltage - Circuit Voltage Below Threshold
C
Chassis
brakes / steering
brakes / steering
2
Generic
SAE standard
SAE standard
1
Chassis subsystem
29
Battery Voltage - Circuit Voltage Below Threshold
Severity · general guide
High
Brakes/steering — inspect soon
Code type
Jeep
System
Chassis
Model
Grand Cherokee
Years
2011