P0730

P0730 means: Incorrect Gear Ratio. The transmission is not achieving the expected gear ratio.

Incorrect Gear Ratio

The transmission is not achieving the expected gear ratio.

SeverityCritical

CategoryTransmission

Est. Repair Cost$1000–$4000

Code TypePowertrain

DIY RepairProfessional

💡 Pro Tip: Incorrect gear ratio with burning smell usually means clutch pack wear — transmission service required.

Full Repair Estimate

$1000–$4000

DIY Possible?

PRO

Severity

Critical

What does OBD2 code P0730 mean?+

P0730 stands for Incorrect Gear Ratio. The transmission is not achieving the expected gear ratio.

What causes code P0730?+

Worn clutch packs; Faulty solenoid; Low transmission fluid; Damaged gear set; Slipping torque converter

How do I fix code P0730?+

Check and service transmission fluid; Perform solenoid testing; Check for worn clutch packs; Consider transmission rebuild or replacement

How much does it cost to fix P0730?+

Estimated repair cost for P0730 is $1000–$4000.

Is P0730 DIY-friendly?+

P0730 typically requires professional equipment and a qualified mechanic.