![NISSAN X-TRAIL 2003 Service Repair Manual CAN COMMUNICATION
LAN-5
[CAN]
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LAN
TYPE 2
System diagram
Input/output signal chart
T: Transmit R: Receive ABS warning lamp signal T R
4WD warning lamp signalTR
4WD mode indic NISSAN X-TRAIL 2003 Service Repair Manual CAN COMMUNICATION
LAN-5
[CAN]
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LAN
TYPE 2
System diagram
Input/output signal chart
T: Transmit R: Receive ABS warning lamp signal T R
4WD warning lamp signalTR
4WD mode indic](/manual-img/5/57404/w960_57404-3782.png)
CAN COMMUNICATION
LAN-5
[CAN]
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LAN
TYPE 2
System diagram
Input/output signal chart
T: Transmit R: Receive ABS warning lamp signal T R
4WD warning lamp signalTR
4WD mode indicator lamp signal T R
Parking brake switch signalRT
MI signal T RSignals ECMABS actuator and
electric unit
(control unit)4WD control unit Combination meter
PKIA6457E
Signals ECM TCMABS actuator
and electric unit
(control unit)4WD control
unitCombination
meter
Stop lamp switch signalRT
TR
P·N range signal R T
A/T position indicator lamp signal T R
Overdrive control switch signal R T
O/D OFF indicator signal T R
Closed throttle position signal T R
Wide open throttle position signal T R
Engine speed signal T R R
Engine coolant temperature signal TR
Accelerator pedal position signal T R
Output shaft revolution signal R T
A/C compressor feedback signal TR
Vehicle speed signalTRR
RT
ABS warning lamp signal T R
![NISSAN X-TRAIL 2003 Service Repair Manual LAN-6
[CAN]
CAN COMMUNICATION
TYPE 3/TYPE4
System diagram
Input/output signal chart
T: Transmit R: Receive 4WD warning lamp signalTR
4WD mode indicator lamp signalTR
Parking brake switch signalRT
NISSAN X-TRAIL 2003 Service Repair Manual LAN-6
[CAN]
CAN COMMUNICATION
TYPE 3/TYPE4
System diagram
Input/output signal chart
T: Transmit R: Receive 4WD warning lamp signalTR
4WD mode indicator lamp signalTR
Parking brake switch signalRT](/manual-img/5/57404/w960_57404-3783.png)
LAN-6
[CAN]
CAN COMMUNICATION
TYPE 3/TYPE4
System diagram
Input/output signal chart
T: Transmit R: Receive 4WD warning lamp signalTR
4WD mode indicator lamp signalTR
Parking brake switch signalRT
MI signal TR
Engine A/T integrated control signalTR
RT
A/T self-diagnosis signal R TSignals ECM TCMABS actuator
and electric unit
(control unit)4WD control
unitCombination
meter
PKIA9634E
Signals ECMESP/TCS/ABS
control unitSteering angle
sensor4WD control
unitCombination
meter
Stop lamp switch signal T R
Engine speed signal T R R R
Engine coolant temperature signal TR
Accelerator pedal position signal T R R
A/C switch signal*
1RT
A/C compressor feedback signal*
2TR
Vehicle speed signalTRR
RT
ABS warning lamp signal T R
Brake warning lamp signal T R
SLIP indicator lamp signal T R
ESP OFF indicator lamp signal T R
4WD warning lamp signalTR
4WD mode indicator lamp signalTR
Parking brake switch signalRT
![NISSAN X-TRAIL 2003 Service Repair Manual CAN COMMUNICATION
LAN-7
[CAN]
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LAN
*1: YD engine models only
*2: QR engine models only
TYPE 5
System diagram
Input/output signal chart
T: Transmit R: Receive MI signal TR
Glo NISSAN X-TRAIL 2003 Service Repair Manual CAN COMMUNICATION
LAN-7
[CAN]
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LAN
*1: YD engine models only
*2: QR engine models only
TYPE 5
System diagram
Input/output signal chart
T: Transmit R: Receive MI signal TR
Glo](/manual-img/5/57404/w960_57404-3784.png)
CAN COMMUNICATION
LAN-7
[CAN]
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LAN
*1: YD engine models only
*2: QR engine models only
TYPE 5
System diagram
Input/output signal chart
T: Transmit R: Receive MI signal TR
Glow indicator lamp signal*
1TR
Steering angle sensor signal R TSignals ECMESP/TCS/ABS
control unitSteering angle
sensor4WD control
unitCombination
meter
PKIA9635E
Signals ECM TCMESP/TCS/
ABS control
unitSteering
angle sensor4WD control
unitCombination
meter
Stop lamp switch signalRT
TR
P·N range signal R T
A/T position indicator lamp signal T R R
O/D OFF indicator signal T R
Overdrive control switch signal R T
Closed throttle position signal T R
Wide open throttle position signal T R
Engine speed signal T R R R
Engine coolant temperature signal TR
Accelerator pedal position signal T R R
Output shaft revolution signal R T
A/C compressor feedback signal TR
Vehicle speed signalTRR
RT
ABS warning lamp signal T R
Brake warning lamp signal T R

HARNESS
PG-61
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Wiring Diagram Codes (Cell Codes) EKS0032J
Use the chart below to find out what each wiring diagram code stands for.
Refer to the wiring diagram code in the alphabetical index to find the location (page number) of each wiring
diagram.
Code Section Wiring Diagram Name
1STSIG AT A/T 1st Signal
2NDSIG AT A/T 2nd Signal
3RDSIG AT A/T 3rd Signal
4THSIG AT A/T 4th Signal
4WD TF 4WD Control system
A/C ATC Air Conditioner
ABS BRC Anti-Lock Brake System
APP1PW EC Accelerator Pedal Position Sensor 1 Power Supply
APP2PW EC Accelerator Pedal Position Sensor 2 Power Supply
APPS1 EC Accelerator Pedal Position Sensor
APPS2 EC Accelerator Pedal Position Sensor
APPS3 EC Accelerator Pedal Position Sensor
AT/IND DI A/T Indicator
AUDIO AV Audio
BA/FTS AT A/T Fluid Temperature Sensor and TCM Power Supply
BACK/L LT Back-Up Lamp
BOOST EC Turbocharger Boost Sensor
BRK/SW EC Brake Switch
CAN AT CAN Communication Line
CAN EC CAN Communication Line
CAN LAN CAN System
CHARGE SC Charging System
CHIME DI Warning Chime
CIGAR WW Cigarette Lighter
CLOCK DI Clock
CKPS EC Crankshaft Position Sensor
CMPS EC Camshaft Position Sensor
COOL/F EC Cooling Fan Control
D/LOCK BL Power Door Lock
DEF GW Rear Window Defogger
DTRL LT Headlamp - With Daytime Light System
ECM/PW EC ECM Power Supply for Back-Up
ECMRLY EC ECM Relay
ECTS EC Engine Coolant Temperature Sensor
EGVC/V EC EGR Volume Control Valve
EGRVLV EC EGR Volume Control Valve
ENGSS AT Engine Speed Signal
ESP BRC ESP/TCS/ABS Control System
ETC1 EC Electric Throttle Control Function
ETC2 EC Electric Throttle Control Motor Relay
ETC3 EC Electric Throttle Control Motor

IDX-4
ALPHABETICAL INDEX
EC-926, EC-1251
Daytime light system ........................................... LT-20
Daytime running light - See Daytime light system LT-20
DEF - Wiring diagram ....................................... GW-21
Desiccant Assembly ...................................... ATC-156
Diagnosis sensor unit ..................................... SRS-41
Diagnostic trouble code (DTC) ...................... EC-1223
Diagnostic trouble code (DTC) for OBD system EC-19,
EC-54
, EC-482, EC-513, EC-874, EC-894, EC-1205
Diagnostic trouble code (DTC) inspection priority chart
EC-76
, EC-523, EC-904, EC-1230
Differential gear (FF M/T) ..................... MT-23, MT-28
DLC - Wiring diagram ........................ EC-469, EC-861
Door glass ........................................... GW-80, GW-83
Door glass Fitting Adjustment ............. GW-80, GW-83
Door lock ................................................. BL-91, BL-95
Door mirror ........................................................ GW-86
Door trim ............................................................. EI-32
Door, front .......................................................... BL-18
Door, rear ........................................................... BL-18
Drive belt inspection(QR20DEQR25DE) ......... MA-20
Drive belt inspection(YD22DDTi) ...................... MA-27
Drive belt(QR20DEQR25DE) .......................... EM-13
Drive belt(YD22DDTi) ..................................... EM-131
Drive shaft (front) ............................................. FAX-11
Drive shaft (rear) ............................................. RAX-10
Driver air bag .................................................. SRS-30
Dropping resistor (A/T) ...................... AT-160, AT-393
DTC work support ............................................ EC-111
DTRL - Wiring diagram ....................................... LT-20
Dual pressure switch ........ ATC-18, ATC-95, ATC-158
Duct and grilles ............................... ATC-137, MTC-33
E
ECM input/output signal ....................... EC-95
, EC-543
ECM power supply EC-124, EC-282, EC-571, EC-664,
EC-937
, EC-1261
ECM relay ...................................... EC-1110, EC-1399
ECM/PW - Wiring diagram ................. EC-283, EC-665
ECTS - Wiring diagram ...... EC-164, EC-599, EC-983,
EC-1293
EGR function ................ EC-1073, EC-1080, EC-1465
EGR volume control valve ............ EC-1073, EC-1080,
EC-1465
EGRC/V - Wiring diagram ............. EC-1076, EC-1083,
EC-1467
Electric sunroof .................................................. RF-10
Electric throttle control actuator ........ EC-290, EC-292,
EC-310
, EC-668, EC-671, EC-690
Electrical load signal circuit ................ EC-456, EC-848
Electrical unit ..................................................... PG-72
Electrical units location ...................................... PG-65
Electronic ignition (EI) system ............. EC-37, EC-499
Engine control circuit diagram EC-93, EC-541, EC-917,
EC-1243
Engine control component parts location .......... EC-88,
EC-536
Engine control module (ECM) ........... EC-279, EC-661, EC-1089
, EC-1091, EC-1378, EC-1380
Engine control system diagram and chart ........ EC-30,
EC-492
, EC-883, EC-1214
Engine coolant temperature sensor (ECTS) ... EC-162,
EC-597
, EC-981, EC-1291
Engine coolant(QR20DEQR25DE) .................... CO-9
Engine coolant(YD22DDTi) .............................. CO-31
Engine fail-safe system ....................... EC-77, EC-524
Engine oil filter replacement(QR20DEQR25DE) .........
MA-25
Engine oil filter replacement(YD22DDTi) MA-33, MA-35
Engine oil precautions .......................................... GI-7
Engine oil replacement(QR20DEQR25DE) ..... MA-23
Engine oil replacement(YD22DDTi) .................. MA-33
Engine oil(QR20DEQR25DE) ............................. LU-7
Engine oil(YD22DDTi) ....................................... LU-20
Engine removal(QR20DEQR25DE) ................ EM-78
Engine removal(YD22DDTi) ........................... EM-208
ETC1 - Wiring diagram ..................... EC-293, EC-673
ETC2 - Wiring diagram ..................... EC-304, EC-684
ETC3 - Wiring diagram ..................... EC-311, EC-691
EVAP canister purge volume control solenoid valve ....
EC-265
, EC-473, EC-809, EC-865
EVAP vapor lines inspection(QR20DEQR25DE) ........
MA-26
Evaporative emission (EVAP) system EC-473, EC-865
Evaporator .................................................... ATC-158
Exhaust manifold(QR20DEQR25DE) .............. EM-23
Exhaust manifold(YD22DDTi) ......................... EM-141
Exhaust system ................................................... EX-2
Exhaust system inspection ..................... EX-2, MA-37
Expansion valve ............................................ ATC-159
Exterior EI-21, EI-22, EI-24, EI-25, EI-26, EI-27, EI-28,
EI-30
, EI-31
F
F/FOG - Wiring diagram ......................... LT-52
, LT-53
F/PUMP - Wiring diagram EC-444, EC-836, EC-1134,
EC-1422
Fan control amp. ............................. ATC-84, ATC-129
Fan switch ....................................................... MTC-18
FIAR - Wiring diagram .................. EC-1117, EC-1406
Final drive (FF M/T) .............................. MT-23, MT-28
Finisher, interior - See Trim ................................ EI-32
Finisher, rear panel ............................................. EI-31
Floor trim ............................................................. EI-38
Flow charts ......................................................... GI-23
Fluid temperature sensor (A/T) ........................ AT-111
Fluorescent leak detector ............................. ATC-160
Flywheel (clutch) ................................................ CL-14
Flywheel runout(QR20DEQR25DE) EM-108, EM-235
Fog lamp, front ................................................... LT-52
Fork rod (M/T) ....................................... MT-22, MT-27
Freeze frame data EC-55, EC-514, EC-895, EC-1223
FRO2 - Wiring diagram ..................... EC-772, EC-787
Front bumper ...................................................... EI-14
Front disc brake ................................................. BR-27
Front door .......................................................... BL-18