Code status
Needs verification
Not yet verified against SAE J2012_202509 / J2012DA. Treat unverified rows as a lookup aid, not repair authority.
- System
- Transmission
- Scope
- iso-sae-controlled-p0
- Standard
- SAE J2012 / ISO 15031-6
- Source
- legacy-import
Diagnostic boundary
A diagnostic trouble code reports that a monitored test failed. It does not prove one specific part is bad, and manufacturer logic can add vehicle-specific conditions.
Do not replace the transmission because of P0750 alone; solenoid command, wiring, hydraulic pressure, and fluid condition must be checked first.
Useful checks before replacing parts
- Scan enhanced transmission data for commanded gear, actual gear, solenoid A command, input speed, output speed, and ratio errors.
- Check fluid level and condition, solenoid A circuit wiring, connector pins, internal harness, and transmission connector sealing.
- Review whether the fault occurs in one gear, during a specific shift, or immediately at key-on.
Related OBD-II codes
These nearby transmission entries can help compare wording and fault area. They may share the same verification status as the source database.