P0879
Transmission Fluid Pressure Sensor/Switch D Circuit Intermittent
P0879 is an OBD-II diagnostic trouble code meaning: Transmission Fluid Pressure Sensor/Switch D Circuit Intermittent. Common causes: transmission fluid pressure sensor fault d, damaged or corroded wiring. Estimated repair cost: $17–56.
Symptoms
- Incorrect gear shifting
- Hard gear shifts
- Transmission transition to emergency mode
- Check Engine light comes on
- Reduced transmission efficiency
Causes
- Transmission fluid pressure sensor fault D
- Damaged or corroded wiring
- Poor contact in connectors
- Transmission control module (TCM) problems
- Low transmission fluid level
How to Fix
- Check the level and condition of the transmission fluid
- Inspect the sensor wiring and connectors for damage
- Check the resistance and signal of the pressure sensor
- Replace transmission fluid pressure sensor if necessary
- Clean or replace damaged wires and connectors
Related codes
Error P0879 by Vehicle Brand
FAQ
What does the P0879 code mean?
P0879 is an OBD-II diagnostic trouble code that indicates: Transmission Fluid Pressure Sensor/Switch D Circuit Intermittent
What causes a P0879 error code?
The most common causes of P0879 include: Transmission fluid pressure sensor fault D; Damaged or corroded wiring; Poor contact in connectors; Transmission control module (TCM) problems.
How do I fix a P0879 diagnostic trouble code?
To fix P0879: Check the level and condition of the transmission fluid. Inspect the sensor wiring and connectors for damage. Check the resistance and signal of the pressure sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0879?
Yes, but get it checked soon
How much does it cost to fix P0879?
The estimated repair cost for P0879 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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