Error code
OBD2 P2154
OBD2P2154
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Fuel Injector Group 'C' Supply Voltage Circuit High.
Severity
moderateCan drive, but fuel efficiency and performance may be affected.
Summary
P2154 indicates that there is an issue with the supply voltage circuit for fuel injectors in group C, which could be due to wiring problems or issues with the engine control relay.
Common Causes
- Wiring short to positive
- Engine Control (EC) Relay failure
- Injector malfunction
Fixes
FAQ
What does P2154 mean?
P2154 indicates a high supply voltage issue for the fuel injectors in group C.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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