top of page

P0730

Overview

Code

P0730

Code Type

P

Code Class

P0

System

Transmission

Severity Level

High

Emissions Related

false

Drivability Impact

Major

Diagnostic Protocol

OBD2

Freeze Frame Useful

true

Code Definition

Diagnostic trouble code P0730 indicates an incorrect gear ratio detected

Symptoms

Slipping transmission

Overview applies to this diagnostic code.

Affected Systems

On This Page

  • Code Definition

  • Symptoms

  • Affected Systems

  • Possible Causes

  • Diagnostic Steps

  • Drive Safety Notes​

More Resources

Gear ratio monitoring

Possible Causes

Internal transmission wear

Diagnostic Steps

1 Compare input/output speeds 2 Inspect transmission fluid

Drive Safety Notes

Transmission damage possible

bottom of page