Error code
OBD2 P0860
OBD2P0860
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Gear Shift Module Communication Circuit.
Severity
moderateCan drive but may experience shifting issues and reduced performance.
Summary
P0860 indicates a malfunction in the communication circuit between the gear shift module and other control modules, typically affecting transmission functions.
Common Causes
- Poor wiring or connection
- Faulty gear shift module
- ECM/PCM/TCM failure
Fixes
FAQ
How can I diagnose P0860?
Consult a professional mechanic to inspect the wiring, connections, and gear shift module.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
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- 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