The P0868 trouble code indicates that the transmission fluid pressure is below the expected level.
P0868 Transmission Fluid Pressure Low
Code symptoms P0868.
1. Check Engine Light (CEL) is illuminated on the dashboard.
2. Transmission may not shift properly or smoothly.
3. Vehicle may experience slipping or delayed shifting.
4. Harsh or erratic shifting behavior.
5. Vehicle may go into “limp mode,” limiting speed and performance.
Causes of the code P0868.
1. Low transmission fluid level or dirty fluid.
2. Malfunctioning transmission fluid pressure sensor or switch.
3. Faulty transmission control module (TCM).
4. Internal transmission problems, such as a failing pump or valve body.
5. Transmission fluid leaks.
Code Solutions P0868.
1. Address any transmission fluid leaks and ensure the fluid level is correct.
2. Replace the transmission fluid pressure sensor or switch if it’s faulty.
3. Repair or replace damaged wiring or connectors in the transmission fluid pressure circuit.
4. If the issue persists, further diagnostics may be needed to identify internal transmission problems.
5. Clear the trouble codes from the vehicle’s computer after repairs are complete.
6. Test drive the vehicle to confirm that the issue has been resolved.