BENDIX A-18 TRAILER ABS - Page 11

11
FIGURE 9 - Standard and Basic ECU Block Diagrams
J1587
Diagnostic Link
Diagnostic
Switch
J1587+
J1587 Gnd
Release
Outputs
Trailer Mounted
Warning Light
X1-10
X1-12
X2-11
X2-12
X1-9
Inputs
Brake Light Power
Full Time Power
X1-5
Sensor A
Sensor B
Sensor C
Sensor D
X2-6
X2-4
X2-8
Valve A
Valve B
X2-10
X1-7
X2-2
X2-1
Standard
Trailer
ECU
(2 Connectors)
+
+
X2-3
X2-5
X2-7
X2-9
X1-6
-
-
+
-
+
-
X1-4
X1-3
Hold
Common
X1-2
X1-1
Common
Hold
Release
Outputs
Trailer Mounted
Warning Light
Diagnostic Plug
X1-10
X1-8
X1-9
Inputs
Brake Light Power
Full Time Power
X1-5
Sensor A
Sensor B
X1-12
X1-1
Valve A
X1-7
Basic
Trailer
ECU
(1 Connector)
+
+
X1-2
X1-11
X1-6
-
-
X1-4
X1-3
Hold
Common