Test 1 Selector In Low 1ST Gear
1. Attach pressure gauge to the low/reverse clutch tap.
2. Move selector lever to the L position.
3. Allow vehicle wheels to turn and increase throttle opening to achieve an indicated vehicle speed to 20 mph.
4. Low/Reverse clutch pressure should read 115 to 145 psi.
5. This test checks pump output, pressure regulation and condition of the low-reverse clutch hydraulic circuit and shift schedule.