OBD-II Diagnostic Trouble Code
P2151
Fuel Injector Group “B” Supply Voltage Circuit High
P
Powertrain
engine / trans
engine / trans
2
Generic
SAE standard
SAE standard
1
Fuel & air metering
51
Fuel Injector Group “B” Supply Voltage Circuit High
Severity · general guide
Moderate
Fix soon — usually won't strand you
Code type
Jeep
System
Powertrain
Model
Grand Cherokee
Years
2011