There are two generations of Electronic Control. This document focuses on the first generation. It covers the following on- and off-highway transmission models: On-Highway MT(B) 648 HT(B) 741, 746 and 748 HT(B) 755CR and 755DR V 731, V 731RH, VR 731, VR 731RH Off-Highway CLBT 5962 and 6062 DP 8963 CL(B)T 9681 CLT 755 and CL(B)T 755