Error code
OBD2 P2155
OBD2P2155
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Fuel Injector Group 'D' Supply Voltage Circuit/Open.
Severity
moderateCan drive, but performance may be affected and fuel efficiency could decrease.
Summary
P2155 indicates an open circuit in the supply voltage to fuel injectors in group D, which is typically located near the engine control relay or wiring harness.
Common Causes
- Wiring issues
- Engine Control (EC) Relay failure
- Faulty Fuel Injector
Fixes
- Repair or replace faulty wiring, relay, or injector in group D.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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