Error code
OBD2 P2505
OBD2P2505
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
ECM/PCM Power Input Signal.
Severity
highDriving may be possible but could cause further damage to the engine control module.
Summary
P2505 indicates an issue with the supply voltage to the Engine Control Module (ECM). This code is related to the power input signal that powers the ECM.
Common Causes
- Wiring issues
- Faulty fuses
- Engine control relay failure
Fixes
- Inspect and repair wiring, replace faulty fuses or relay.
FAQ
What does P2505 mean?
P2505 indicates a problem with the supply voltage to the Engine Control Module (ECM).
How serious is this issue?
This issue is considered high severity as it affects the power input signal for the ECM, which can cause further damage if not addressed.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P2500Generator Lamp/L-Terminal Circuit Low
- P2501Generator Lamp/L-Terminal Circuit High
- P2502Charging System Voltage
- P2503Charging System Voltage Low
- P2504Charging System Voltage High
- P2506ECM/PCM Power Input Signal Range/Performance
- P2507ECM/PCM Power Input Signal Low
- P2508ECM/PCM Power Input Signal High
- P2509ECM/PCM Power Input Signal Intermittent
- P2510ECM/PCM Power Relay Sense Circuit Range/Performance
- P2511ECM/PCM Power Relay Sense Circuit Intermittent
- P2512Event Data Recorder Request Circuit/ Open