OBD Guide

P07F7

Gear 10 Incorrect Ratio

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–556 (est.)

Symptoms

  • Rough gear shifting
  • Dips during acceleration
  • Increased fuel consumption
  • Transmission transition to emergency mode
  • Check Engine Light Illuminates

Causes

  • Low or contaminated transmission fluid
  • Worn clutches or gears
  • Problems with shift solenoids
  • Malfunction of speed sensors
  • Mechanical damage inside the gearbox

How to Fix

  1. Check the level and condition of the transmission fluid
  2. Read fault codes using a scanner
  3. Check the operation of the gearshift solenoids
  4. Diagnose input and output shaft speed sensors
  5. If necessary, repair or replace gearbox components

Related codes

Error P07F7 by Vehicle Brand