Error code
OBD2 P2623
OBD2P2623
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Injector Control Pressure Regulator Circuit/Open.
Severity
moderateCan drive but may experience poor performance and increased emissions.
Summary
P2623 indicates an open circuit in the injector control pressure regulator, which is part of the fuel system.
Common Causes
- Wiring issues
- Faulty injector control pressure regulator
Fixes
- Replace the faulty injector control pressure regulator or repair wiring issues.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P2600Coolant Pump Control Circuit/Open
- P2601Coolant Pump Control Circuit Range/Performance
- P2602Coolant Pump Control Circuit Low
- P2603Coolant Pump Control Circuit High
- P2604Intake Air Heater 'A' Circuit Range/Performance
- P2605Intake Air Heater 'A' Circuit/Open
- P2606Intake Air Heater 'B' Circuit Range/Performance
- P2607Intake Air Heater 'B' Circuit Low
- P2608Intake Air Heater 'B' Circuit High
- P2609Intake Air Heater System Performance
- P2610ECM/PCM Internal Engine Off Timer Performance
- P2611A/C Refrigerant Distribution Valve Control Circuit/Open