Error code
OBD2 P0861
OBD2P0861
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Gear Shift Module Communication Circuit Low.
Severity
moderateCan drive, but shifting may be affected and could worsen over time.
Summary
P0861 indicates a low input signal issue in the communication circuit between the gear shift module and other control modules like ECM/PCM/TCM.
Common Causes
- Wiring issues
- Short to earth
- Faulty gear shift module
Fixes
- Repair or replace faulty wiring or the gear shift module.
FAQ
What does P0861 mean?
P0861 indicates a low signal issue in the communication circuit between the gear shift module and other control modules.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P0800Transfer Case Control System (MIL Request)
- P0801Reverse Inhibit Control Circuit
- P0802Transmission Control System MIL Request Circuit/Open
- P08031-4 Upshift (Skip Shift) Solenoid Control Circuit
- P08041-4 Upshift (Skip Shift) Lamp Control Circuit
- P0805Clutch Position Sensor Circuit
- P0806Clutch Position Sensor Circuit Range/Performance
- P0807Clutch Position Sensor Circuit Low
- P0808Clutch Position Sensor Circuit High
- P0809Clutch Position Sensor Circuit Intermittent
- P0810Clutch Position Control Error
- P0811Excessive Clutch Slippage