January 2021 Archives - Transmission Digest
Scoping Out A Jeep Issue

This article is a “case study,” but the procedure used to find the root cause of this issue can be used on almost any application. We’ll use the scope module part of the Snap-On Zeus scan tool; is this the best scope out there? No, but the ease of use and the addition of the

Critical Wear Areas & Vacuum Test Locations for FORD 6R80/6R100

Note: OE valves are shown in rest position and should be tested in rest position unless otherwise indicated. Test locations are noted with an arrow. Springs are not shown for visual clarity. Low vacuum reading indicates wear. For specific vacuum test information, visit www.sonnax.com.