Allison B 400 - ECU Connector B (Black)

Copyright © 1998 General Motors Corp. D–3
WTEC II ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL
APPENDIX D — WIRE/CONNECTOR CHART
Figure D–2. ECU Connector “B”
ECU CONNECTOR “B” (BLACK)
Terminal No. Color Wire No. Description Termination Point(s)
B1 Green 135 Analog Ground TPS A, Trans Conn G2; RMR A
B2 Red 136A Battery (+) RSI, 1; VIM Conn, E1
B3 Orange 137 Input Function 7 (–) VIW, 5
B4 Orange 138 Retarder Temperature Rtdr Conn, E
B5 Yellow 139 Output Speed Sensor Hi Output Speed Sensor, A;
Rtdr Conn, C
B6 Blue 140 Turbine Speed Sensor Lo Trans Conn, E2
B7 Violet 141 Engine Speed Sensor Hi Engine Speed Sensor, A
B8 White 142 Serial Communication (+) DDR Conn, J; VIW, 6
B9 Black 143A Battery (–) RSI, 7; VIM Conn, A1
B10 Black 144 Chassis Ground Chassis
B11 Red 136C Battery (+) DDR H, VIM Conn, E2
B12 Yellow 146 Ignition Sense VIM Conn, F1
B13 Violet 147 Sump Temp Signal Trans Conn, F3
B14 Green 148 Output Speed Sensor Lo Output Speed Sensor, B;
Rtdr Conn, D
B15 Orange 149 Turbine Speed Sensor Hi Trans Conn, E3
B16 Orange 150 Engine Speed Sensor Lo Engine Speed Sensor, B
B17 Blue 151 Serial Communication (–) DDR, K; VIW, 7
B18 Black 143C Battery (–) DDR, A; VIM Conn, A2
B19 Yellow 153 Input Function 2 (–) VIW, 8
B20 White 154 Input Function 5 (–) ABS VIW, 12
B21 Green 155 Input Function 1 (–) VIW, 9
B22 Blue 156 Throttle Position Signal TPS Conn, B
B23 Violet 157 Speedometer Signal VIM Conn, B2
B24 Orange 158 Dimmer Input VIM Conn, C3
B25 Violet 159 ISO Serial Communication Link VIW, 4
B26 Violet 160 Remote Serial RSI Conn, 5
Interface (–)
B27 Yellow 161 Signal Ground Trans Conn, F2; VIW, 13
B28 White 162 C3 Pressure Switch Power Trans Conn, C3
B29 Blue 163 Input Function 6 (–) VIW, 14
B30 Yellow 164 Retarder Modulator Rtdr Mod Sens Conn, B
B31 Blue 165 Oil Level Sensor Signal Trans Conn, B3
B32 Reserved
B33 Reserved
B34 Yellow 168 Remote Serial Interface (+) RSI Conn, 4
18
27
B
34
26
9
1
17
8
V00640