2017-10-10
Illuminated check engine light
Transmission stuck in one gear or fails to shift
Transmission slipping
Reduced engine power or acceleration
Damaged or broken wiring or connections in the power input circuit
Faulty transmission control module (TCM)
Corroded or dirty electrical connections
Failed battery or alternator
Traction Control Module (TCM): Most modern vehicles are equipped with anti-lock brakes and traction control. Traction Control Module (TCM) is the part of the car computer that controls the electronic stability system (ESC) of the car. Problem leads to inefficient braking, ABS not working
Inspect and repair any damaged or broken wiring or connections in the power input circuit
Replace the transmission control module (TCM) if found faulty
Clean or replace any corroded or dirty electrical connections
Check and replace the battery or alternator if necessary