Operation CHARM: Car repair manuals for everyone.

LEDS and Controls

1. Cable Correctly Installed LEDs: When LED is lit, the cable is installed correctly.
2. Status LEDs: LED OFF when riot activated by tester (solenoid not activated, open circuit or signal line short to ground). LED green when activated by tester and current draw is correct. LED red when activated by tester and current draw is excessive (short to battery positive voltage (B+):All LEDs light orange during self-test.
3. Solenoid Activate Buttons: Energize respective solenoids during click testing and activate selected circuits during DRIVE mode testing.
4. Bench/Drive Switch: Selects operating mode, either BENCH or DRIVE.
5. Solenoid Select/Gear Select Switch: Has three functions. In BENCH MODE: acts as shift solenoid selector for click testing. In DRIVE MODE: acts as forward gear selector in place of vehicle's PCM-controlled shifting. Hydraulic safety mechanisms and overrides are built in to the transmission. In OHMS CHECK: allows you to measure resistance (ohms).