Spicer CTIS (Central Tire Inflation System) Troubleshooting Guide - Manual (Page 67)

64
Wire Harness
Electrical Schematics
Panel Mount Wiring Diagram
XDCR COMMON
** MAY EXIST ON SOME SYSTEMS AND NOT ON OTHERS * 12V SYSTEMS ONLY
XDCR SIGNAL
XDCR VREF
XDCR COMMON
XDCR SIGNAL
XDCR VREF
FUSE
B
ECU Connector
Optional Vehicle
Interface Connectors
9-PIN
DIAGNOSTIC F
G
E
C
D
A SPEED
VEHICLE POWER PANEL
+VBATT
IGNITION
SWITCH POWER
2 - CHANNEL
PNEUMATIC CONTROLLER
E
C
PCU SENSOR
**COND SPEED
REAR SOL
GROUND
CONFIG 1
FRONT SOL
**SPEED
**SPEED
GND
J1708A
J1708B
*POWER
POWER
B
C
A
B
CONFIG 2
SPEED SENSOR INPUT
or
SPEED
SUPPLY SOL
DEFLATE SOL
CONTROL SOL
REAR SOL
FRONT SOL
SUPPLY SOL
GROUND
DEFLATE SOL
CONTROL SOL
COND SPEED
GROUND
DEFLATE
FRONT
REAR
SUPPLY
CONTROL
PRESS SW PRESSURE
SWITCH INPUT
PRESS SW
GROUND
CONDITIONED SPEED INPUT
D
A
D
B
C CONFIGURATION SELECTION
Jumper plug may tie each config line to POWER or GROUND
to select config. See configuration page for details. ( )
A
B
C
H3
H1
H2
D2
G1
D1
C3
G2
B1
B2
B3
A2 **J1939(-)
**J1939(+)
**J1939 SHIELD
BUZZER OUTPUT D3 **BUZZER
A
F
F1
K2
A3
C2
C1
F2
F3
K1
G3
A1
J1 BLACKOUT
BLACKOUT
BLACKOUT INPUT
Battery Voltage = Normal
Ground = Blackout ( (
XDCR COMMON
XDCR SIGNAL
XDCR VREF
1 - CHANNEL
PNEUMATIC CONTROLLER
E
C
PCU SENSOR B
C
A
B GROUND
N/C
SUPPLY SOL
GROUND
DEFLATE SOL
CONTROL SOL
DEFLATE
SUPPLY
CONTROL
D
A
F
A GROUND
J1708A
J1708B
J1939 SHIELD
J1939(+)
J1939(-)
B POWER
POWER
GROUND
CONFIG 1
CONFIG 2
U
AT
E ER
E PTY
M D S ND S OW
AR L OAD
C SS O T Y
L L AD
IG WAY
V R S E HECK T R S
**SPARE IN
**SPARE OUT
**SPARE OUT
**SPARE OUT
**SPARE OUT
**SPARE VREF
K3
E1
E2
E3
J3
J2