Error code
OBD2 P0855
OBD2P0855
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Drive Switch Input Circuit High.
Severity
moderateCan continue driving, but shifting issues may occur.
Summary
P0855 indicates that there is an issue with the drive switch input circuit being stuck in a high state, which could be due to wiring problems or issues with the switch itself. This code typically affects the transmission control module (TCM).
Common Causes
- Wiring short to positive
- Faulty drive switch
Fixes
- Repair or replace faulty wiring and/or the drive switch.
FAQ
What does P0855 mean?
P0855 indicates a high input signal from the drive switch circuit, which can cause issues with gear selection.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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