OBD-II code · Powertrain (generic, extended)
P2152 Fuel Injector Group C Supply Voltage Circuit/Open
The supply rail to injector group C is open, so none of the injectors in this group can fire. The affected cylinders produce no power and the engine runs rough or on reduced cylinders. Causes: a broken supply wire, an open relay or fuse, or a disconnected group-C supply connector.
Is it safe to drive with P2152?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen supply wire or blown fuse
- Less likelyPin pushed back out of connector body
- Less likelyCracked solder joint inside the module or sensor
Symptoms
- Check engine light on
- Misfire or rough idle on the affected cylinder
- Increased fuel consumption
- Possible fuel smell or smoke from exhaust
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2 h
- Emissions test
- Likely to fail
- Parts involved
- Fuel Injector Group C
Related codes
- P2146Fuel Injector Group A Supply Voltage Circuit/Open
- P2149Fuel Injector Group B Supply Voltage Circuit/Open
- P2155Fuel Injector Group D Supply Voltage Circuit/Open
- P216AFuel Injector Group E Supply Voltage Circuit/Open
- P216DFuel Injector Group F Supply Voltage Circuit/Open
- P217AFuel Injector Group G Supply Voltage Circuit/Open
- P217DFuel Injector Group H Supply Voltage Circuit/Open
- P214FReductant Heater A Current Too High
- P2150Fuel Injector Group B Supply Voltage Circuit Low
- P2151Fuel Injector Group B Supply Voltage Circuit High
- P2153Fuel Injector Group C Supply Voltage Circuit Low
- P2154Fuel Injector Group C Supply Voltage Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.