The P0765 code in your 2021 Lincoln Aviator indicates a malfunction with shift solenoid D in the 10R60 10-speed automatic transmission. This solenoid is one of several controlling gear selection in Lincoln's sophisticated transmission.
Aviator's 10R60 Transmission
The Lincoln Aviator uses Ford's 10R60 ten-speed automatic, a refined version of the 10R80. Shift solenoid D is part of the valve body assembly and controls hydraulic pressure routing for specific gear combinations.
Common Causes of P0765
- Shift solenoid D internal failure
- Electrical circuit problems
- Contaminated transmission fluid
- Valve body wear or debris
- TCM malfunction
- Wiring harness damage
Symptoms of Solenoid D Malfunction
- Check engine light illuminated
- Harsh or delayed shifts
- Specific gears unavailable
- Transmission slipping
- Degraded shift quality
- Possible limp mode
Lincoln Service Experience
Lincoln dealerships have factory diagnostic tools and training for 10-speed transmission issues. The Aviator's luxury positioning means Ford emphasizes proper repair procedures and genuine parts for transmission work.