P0731
High severityGear 1 Incorrect Ratio
Quick answer
P0731 (Gear 1 Incorrect Ratio) means: The transmission isn't achieving the correct ratio in gear 1. Diagnose promptly; service the fluid. Typical Malaysia repair cost: RM300–RM1,200 (approximate).
Symptoms
- •Slipping
- •Harsh/erratic shifts
- •Limp mode
Likely causes
- •Low/old fluid
- •Worn clutches
- •Solenoid/valve-body fault
Can I drive?
Diagnose promptly; service the fluid.
Estimated repair cost (Malaysia)
RM300–RM1,200 (approximate)
This is general information, not a diagnosis. AutoMalaya OBD helps explain your car’s actual scan data; a qualified mechanic may still need to inspect the vehicle.