P0950
ŚredniFaulty Auto Shift Manual control circuit. The code indicates an abnormality in the electrical circuit of the sequential mode switch.
Code P0950 indicates a problem in the electrical circuit responsible for manual gear control in an automatic transmission. It most often manifests as a lack of response to manual gear selections or complete blocking of the sequential mode. The fault may result from damage to the wiring, switch, or control module – it requires diagnostics with specialized equipment.
Symptoms
Manual shift mode does not work or works incorrectly. Check Engine light illuminated. Possible jerking during gear changes in sequential mode. Transmission may operate only in fully automatic mode. Occasionally, problems selecting gears using paddles or the gear shift lever.
Possible causes
Damage to the wiring harness or connectors of the manual mode switch circuit Chafing or breaks in signal wires Corrosion in electrical connectors Faulty manual shift control switch (on lever or steering wheel) Faulty transmission control module (TCM) or PCM Short to ground or voltage in the control circuit
Affected systems
Does code P0950 require professional diagnostics?
The code alone is not enough. To find the cause, you need to read live data, check freeze frame conditions, and compare with vehicle behavior. Book a diagnostic session.