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i
XJ Series 2000
DATE OF ISSUE:
October 1999
This Appendix contains a listing of CAN and SCP Network messages.
Abbreviations
The following abbreviations are used throughout this Appendix:
ABS/TCCM
Anti-Lock Braking / Traction Control Control Module
BPM
Body Processor Module
DIAG
Diagnostics
DDCM
Driver Door Control Module
DRDCM
Driver Rear Door Control Module
DSCM
Driver Seat Control Module
ECM
Engine Control Module
INST
Instrument Pack
J-GATE
Gear Selector Illumination Module
PDCM
Passenger Door Control Module
PRDCM
Passenger Rear Door Control Module
PSCM
Passenger Seat Control Module
R
Receive
T
Transmit
TCM
Transmission Control Module
SLCM
Security and Locking Control Module
Appendix
ii
XJ Series 2000
DATE OF ISSUE:
October 1999
Receivers
Message / Function
Source
ECM
TCM
ABS/TCCM
INST
J-GATE
DIAG
Appendix
CAN Message Matrix
CAN traction acknowledge
ECM
X
CAN traction control estimated engine torque
ECM
X
CAN shift energy management estimated engine torque
ECM
X
X
CAN throttle position
ECM
X
X
CAN pedal position
ECM
X
X
CAN torque reduction acknowledge
ECM
X
CAN engine speed
ECM
X
X
X
CAN brake pedal pressed
ECM
X
X
CAN speed control status
ECM
X
CAN parking brake status
ECM
X
CAN OBDII clear fault codes
ECM
X
X
CAN engine coolant temperature
ECM
X
X
CAN engine OBDII MIL
ECM
X
X
CAN throttle malfunction red
ECM
X
X
CAN throttle malfunction amber
ECM
X
X
CAN ECM fault code MIL status
ECM
X
CAN ECM PECUS flag
ECM
X
CAN engine fault codes
ECM
X
CAN fuel used
ECM
X
CAN barometric pressure
ECM
X
CAN torque reduction request
TCM
X
CAN transmission overload
TCM
X
CAN transmission input speed
TCM
X
X
CAN transmission output speed
TCM
X
X
CAN torque converter slip
TCM
X
X
CAN kickdown
TCM
X
X
CAN gear position actual
TCM
X
X
CAN torque converter status
TCM
X
X
CAN gear position selected
TCM
X
X
X
CAN gear selection fault
TCM
X
X
X
CAN transmission shift map
TCM
X
X
iii
XJ Series 2000
Receivers
Message / Function
Source
ECM
TCM
ABS/TCCM
INST
J-GATE
DIAG
DATE OF ISSUE:
October 1999
Appendix
CAN transmission oil temperature
TCM
X
X
CAN transmission malfunction
TCM
X
X
X
CAN TCM PECUS flag
TCM
X
CAN gear position target (not used)
TCM
X
CAN torque transfer in progress (not used)
TCM
X
CAN TCM fault code MIL status
TCM
X
CAN OBDII TCM clear acknowledge
TCM
X
CAN transmission fault codes
TCM
X
X
CAN torque reduction throttle
ABS/TCCM
X
CAN fast torque reduction ignition
ABS/TCCM
X
CAN fast torque reduction cylinder
ABS/TCCM
X
CAN traction status
ABS/TCCM
X
X
CAN traction shift map
ABS/TCCM
X
CAN ABS PECUS flag
ABS/TCCM
X
CAN vehicle reference speed
ABS/TCCM
X
X
CAN reference distance traveled
ABS/TCCM
X
CAN ABS fault codes
ABS/TCCM
X
CAN OBDII ABS clear acknowledge
ABS/TCCM
X
CAN ABS fault code MIL status
ABS/TCCM
X
CAN ABS malfunction
ABS/TCCM
X
X
CAN front left wheel speed
ABS/TCCM
X
X
CAN front right wheel speed
ABS/TCCM
X
X
CAN rear left wheel speed
ABS/TCCM
X
X
CAN rear right wheel speed
ABS/TCCM
X
X
X
CAN sidelight status
INST
X
CAN dipped beam status
INST
X
CAN main beam status
INST
X
CAN oil pressure low
INST
X
CAN trip units
INST
X
CAN fuel level damped
INST
X
CAN fuel level raw
INST
X
iv
XJ Series 2000
DATE OF ISSUE:
October 1999
Receivers
Message / Function
Source
ECM
TCM
ABS/TCCM
INST
J-GATE
DIAG
Appendix
CAN Message Matrix
CAN NWM token ECM
ECM
X
X
X
CAN NWM token TCM
TCM
X
X
X
CAN NWM token INST
INST
X
X
X
CAN NWM token ABS
ABS/TCCM
X
X
X
CAN diagnostic data in ECM
DIAG
X
CAN diagnostic data in TCM
DIAG
X
CAN diagnostic data in INST
DIAG
X
CAN diagnostic data in ABS
DIAG
X
CAN diagnostic data out ECM
ECM
X
CAN diagnostic data out TCM
TCM
X
CAN diagnostic data out INST
INST
X
CAN diagnostic data out ABS
ABS/TCCM
X
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