P287C

Transmission Adaptive Values Not Learned

Moderate severity

The TCM has not learned the adaptive shift values needed for refined gear changes. The transmission operates with default values until adaptation completes.

Common causes

Adaptation lost after battery disconnect or TCM reset
One of the most commonly reported causes for this code — check this first.
high
Typical part cost: $20-220
Following major transmission repair
A plausible cause — test and verify before replacing parts.
medium
Typical part cost: $20-220
See all causes + fix costs
Create a free Wrenchify account to unlock the rest for P287C.
Unlock causes
Free forever · No credit card

First things to check

1Confirm the code with a scan tool and check for additional related codes.
2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.

Get the full step-by-step diagnosis

Create a free Wrenchify account to unlock the rest for P287C.

Unlock diagnosis

Free forever · No credit card

Related codes

See related trouble codes

Create a free Wrenchify account to unlock the rest for P287C.

Unlock related codes

Free forever · No credit card

Frequently asked questions

What does P287C mean?

P287C means "Transmission Adaptive Values Not Learned". It is a generic OBD-II code that points to a fault in the auxiliary emission controls.

What are the most common causes of P287C?

adaptation lost after battery disconnect or tcm reset; following major transmission repair — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.

Can I keep driving with this code?

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.

Get the full P287C diagnosis for your vehicle

Year, make, model + step-by-step repair help — free plan included.

Diagnose P287C