Error code
OBD2 P2054
OBD2P2054
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Reductant Injector Circuit Low.
Severity
moderateCan drive, but emissions may be affected and could cause further damage if not addressed.
Summary
P2054 indicates a low circuit issue with reductant injector 2 on bank 1 of the engine.
Common Causes
- Wiring short to ground
Fixes
- Repair or replace the faulty wiring related to reductant injector 2 on bank 1.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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