Error code
OBD2 P0953
OBD2P0953
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Auto Shift Manual Control Circuit High.
Severity
moderateCan drive, but shifting may be affected and could worsen over time.
Summary
P0953 indicates an issue with the Auto Shift Manual (ASM) control circuit being too high, typically related to wiring or electrical problems in the transmission control system.
Common Causes
- Wiring issues
- Poor connection
- Short to positive
- ECM/PCM/TCM malfunction
Fixes
FAQ
What does P0953 mean?
P0953 indicates a problem with the Auto Shift Manual (ASM) control circuit being too high, often due to wiring or electrical issues.
How serious is P0953?
Moderately serious. It can affect shifting performance and may worsen if not addressed.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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