Plug & Play adapter harness that adapts from Caterpillar 3406B 8TC chassis electronics to Cat ADEM2 (40 Pin) engine. One end of the adapter harness will plug directly into the engine control harness that is coming from the firewall. The other end of the adapter harness will plug directly into the side of a Cat 40 Pin ECM (ADEM2 engine electronics).
Common Cat 40 Pin ECM Prefixes:
- 3406E - 5EK, 1LW, 6TS, 5DS
- C10 - 8YS, 2PN
- C12 - 1YN, 9NS
- 3176B - 9CK
NOTE: The 40 Pin connection is at the ECM
