P079D
Transmission Friction Element D Slip Detected
P079D is an OBD-II diagnostic trouble code meaning: Transmission Friction Element D Slip Detected. Common causes: friction disc wear, low transmission fluid level. Estimated repair cost: $56–278.
Symptoms
- Incorrect gear shifting
- Power Loss
- Jerks when switching
- Increased fuel consumption
- Check Engine Light Is On
Causes
- Friction disc wear
- Low transmission fluid level
- Solenoid malfunction
- Oil pressure problems
- O-ring wear
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose the operation of solenoids
- Check transmission oil pressure
- Inspect friction discs for wear
- Replace O-rings if necessary
Related codes
Error P079D by Vehicle Brand
FAQ
What does the P079D code mean?
P079D is an OBD-II diagnostic trouble code that indicates: Transmission Friction Element D Slip Detected
What causes a P079D error code?
The most common causes of P079D include: Friction disc wear; Low transmission fluid level; Solenoid malfunction; Oil pressure problems.
How do I fix a P079D diagnostic trouble code?
To fix P079D: Check the level and condition of the transmission fluid. Diagnose the operation of solenoids. Check transmission oil pressure. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P079D?
Do not drive — repair immediately
How much does it cost to fix P079D?
The estimated repair cost for P079D is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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