Tech A says that the PCM uses the brake switch information to hold the transmission in gear during braking, no shifts allowed. Tech B says that when troubleshooting an ECT sensor, using a paper clip to jump the connector will help determine if the problem is the sensor or the wiring.
Who is correct?
A) Tech A
B) Tech B
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Tech A is correct because the PCM can use brake switch information to prevent shifting during braking for safety and control. Tech B is correct because jumping the ECT sensor connector with a paper clip can help diagnose whether the issue lies with the sensor or the wiring.

Tech a Says That the PCM Uses the Brake Switch