P0736
Reverse Incorrect Ratio
P0736 is an OBD-II diagnostic trouble code meaning: Reverse Incorrect Ratio. Common causes: low or contaminated transmission fluid, worn or damaged reverse clutches. Estimated repair cost: $56–278.
Symptoms
- Problems engaging reverse gear
- The car does not move backward when the reverse gear is engaged
- Jerking or slipping when reversing
- Check Engine light comes on
- Transmission transition to emergency mode
Causes
- Low or contaminated transmission fluid
- Worn or damaged reverse clutches
- Shift solenoids malfunction
- Problems with shaft speed sensors
- Mechanical damage inside the transmission
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose the gearshift solenoids
- Check the operation of speed sensors
- Perform computer diagnostics of the transmission
- If necessary, repair or replace transmission components
Related codes
Error P0736 by Vehicle Brand
FAQ
What does the P0736 code mean?
P0736 is an OBD-II diagnostic trouble code that indicates: Reverse Incorrect Ratio
What causes a P0736 error code?
The most common causes of P0736 include: Low or contaminated transmission fluid; Worn or damaged reverse clutches; Shift solenoids malfunction; Problems with shaft speed sensors.
How do I fix a P0736 diagnostic trouble code?
To fix P0736: Check the level and condition of the transmission fluid. Diagnose the gearshift solenoids. Check the operation of speed sensors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0736?
Do not drive — repair immediately
How much does it cost to fix P0736?
The estimated repair cost for P0736 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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