The P0954 trouble code relates to the auto shift manual control circuit, indicating an intermittent issue.
P0954 Auto Shift Manual Control Circuit Intermittent
Code symptoms P0954.
1. Intermittent shifting behavior.
2. Transmission slipping intermittently.
3. Delayed or harsh shifting sporadically.
4. The Check Engine Light (CEL) may illuminate intermittently.
Causes of the code P0954.
1. Intermittent connection in the auto shift manual control circuit.
2. Faulty auto shift manual control switch.
3. Wiring or connector issues in the auto shift manual control circuit.
4. Faulty transmission control module (TCM).
Code Solutions P0954.
1. Inspect the wiring and connectors in the auto shift manual control circuit for any damage, corrosion, or loose connections. Repair or replace any damaged wiring or connectors.
2. Test and replace the auto shift manual control switch if it is faulty.
3. Diagnose and replace the faulty transmission control module (TCM) if necessary.
4. Perform a thorough inspection of the transmission system for any other electrical issues, such as loose connections or damaged components.