
BCM (BODY CONTROL MODULE)
BCS-15
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BCS
Revision: 2004 November 2004 FX35/FX45
Removal and Installation of BCMAKS0058E
REMOVAL
1. Remove the dash side finisher (LH). Refer to EI-37, "BODY
SIDE TRIM" in “EI Exterior/Interior.”
2. Disconnect BCM connector.
3. Remove bracket mounting screws (3) to remove BCM and fuse
block with bracket.
4. Raise the pawl of fuse block and remove bracket from fuse block
to remove BCM.
INSTALLATION
Install in the reverse order of removal.
NOTE:
When replacing BCM perform initialization of NATS system and registration of all NATS ignition key IDs.
SKIA4964E
SKIA4965E

EI-1
EXTERIOR & INTERIOR
I BODY
CONTENTS
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SECTION EI
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EI
Revision: 2004 November 2004 FX35/FX45
EXTERIOR & INTERIOR
PRECAUTIONS .......................................................... 3
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .................................................................. 3
Precautions for Work ................................................ 3
PREPARATION ........................................................... 4
Special Service Tools ............................................... 4
Commercial Service Tools ........................................ 4
SQUEAK AND RATTLE TROUBLE DIAGNOSES ..... 5
Work Flow ................................................................ 5
CUSTOMER INTERVIEW ..................................... 5
DUPLICATE THE NOISE AND TEST DRIVE ....... 6
CHECK RELATED SERVICE BULLETINS ........... 6
LOCATE THE NOISE AND IDENTIFY THE
ROOT CAUSE ...................................................... 6
REPAIR THE CAUSE ........................................... 6
CONFIRM THE REPAIR ....................................... 7
Generic Squeak and Rattle Troubleshooting ........... 7
INSTRUMENT PANEL .......................................... 7
CENTER CONSOLE ............................................. 7
DOORS ................................................................. 7
TRUNK .................................................................. 8
SUNROOF/HEADLINING ..................................... 8
SEATS ................................................................... 8
UNDERHOOD ....................................................... 8
Diagnostic Worksheet .............................................. 9
CLIP AND FASTENER ..............................................11
Clip and Fastener .................................................... 11
FRONT BUMPER ..................................................... 14
Removal and Installation ........................................ 14
REMOVAL ........................................................... 16
INSTALLATION ................................................... 16
FRONT FILLET MOLDING ASSEMBLY ............. 17REAR BUMPER ........................................................ 18
Removal and Installation ........................................ 18
REMOVAL ........................................................... 20
INSTALLATION ................................................... 21
REAR BUMPER FASCIA .................................... 21
REAR BUMPER CLOSING ................................. 22
DRAFTER GUARD ............................................. 22
REAR FILLET MOLDING ASSEMBLY ................ 22
FRONT GRILLE ........................................................ 23
Removal and Installation ........................................ 23
REMOVAL ........................................................... 23
INSTALLATION ................................................... 23
COWL TOP ............................................................... 24
Removal and Installation ........................................ 24
REMOVAL ........................................................... 24
INSTALLATION ................................................... 24
FENDER PROTECTOR ............................................ 25
Removal and Installation ........................................ 25
REMOVAL ........................................................... 25
INSTALLATION ................................................... 25
DOOR OUTSIDE MOLDING ..................................... 26
Removal and Installation ........................................ 26
FRONT DOOR OUTSIDE MOLDING .................. 26
REAR DOOR OUTSIDE MOLDING .................... 26
DOOR OUTSIDE LOWER MOLDING ...................... 27
Removal and Installation ........................................ 27
FRONT AND REAR DOOR OUTSIDE LOWER
MOLDING ............................................................ 27
DOOR PARTING SEAL ............................................ 28
Removal and Installation ........................................ 28
REMOVAL ........................................................... 28
INSTALLATION ................................................... 28
CENTER MUD GUARD ............................................ 29
Removal and Installation ........................................ 29
REMOVAL ........................................................... 29
INSTALLATION ................................................... 29
WINDSHIELD MOLDING .......................................... 30
Removal and Installation ........................................ 30
REMOVAL ........................................................... 30
INSTALLATION ................................................... 30

IDX-7
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IDX
ALPHABETICAL INDEX
Propeller shaft ..................................................... PR-6
Propeller shaft on vehicle service ........................ PR-6
Propeller shaft vibration ....................................... PR-6
PS/SEN - Wiring diagram ................ EC-397, EC-1053
R
R/VIEW - Wiring diagram ................................... DI-84
Radiator(VK45DE) ............................................. CO-39
Radiator(VQ35DE) ............................................ CO-14
Rear axle ........................................................... RAX-5
Rear bumper ........................................................ EI-18
Rear combination lamp removal and installation ..........
LT-147
Rear door ............................................ BL-148, GW-80
Rear seat ......................................................... SE-107
Rear suspension ............................................... RSU-5
Rear view monitor ............................................... DI-81
Rear washer .................................................... WW-35
Rear window defogger ...................................... GW-86
Rear wiper ....................................................... WW-35
Refrigerant connection precaution ..................... ATC-8
Refrigerant discharging evacuating charging ATC-137
Refrigerant general precaution .......................... ATC-7
Refrigerant lines ............................................ ATC-137
Refrigerant pressure sensor ........... EC-609, EC-1287,
ATC-90
, ATC-155
Refrigeration cycle ........................................... ATC-21
Removal and installation (A/T) ........... AT-266, AT-269
Removal and installation (Transfer) .................... TF-43
Revolution sensor (A/T) ...................... AT-116, AT-260
Ring gear diff. inspection ................................. RFD-13
Rocker cover(VK45DE) ................................... EM-193
Rocker cover(VQ35DE) ..................................... EM-51
Room lamp - See Interior lamp ......................... LT-157
ROOM/L - Wiring diagram ................................ LT-164
RP/SEN - Wiring diagram ................ EC-610, EC-1288
S
Seal - See Exterior .............................................. EI-28
SEAT - Wiring diagram ...................................... SE-95
Seat belt inspection ............................................. SB-8
Seat belt pre-tensioner disposal ...................... SRS-49
Seat belt, front ..................................................... SB-4
Seat, rear ......................................................... SE-107
Self-diagnosis (Transfer) .................................... TF-21
SEN/PW - Wiring diagram ............... EC-490, EC-1157
SHIFT - Wiring diagram ................................... AT-236
Shift change signal ........................................ EC-1218
Shift lock system .............................................. AT-235
Shift schedule .................................................. AT-348
Shock absorber (rear) ....................................... RSU-9
Side air bag (satellite) sensor .......................... SRS-46
Side bearing preload diff. ................................. RFD-20
Side curtain air bag .......................................... SRS-43
Side flange installation diff. .............................. RFD-10
Side trim .............................................................. EI-37
SMJ (super multiple junction) ............................ PG-79
Spark plug replacement .................................... MA-26
Spark plug replacement(VQ35DE) ................... MA-19
Spark plug(VK45DE) ...................................... EM-186
Spark plug(VQ35DE) ........................................ EM-43
Specification value ............................. EC-131, EC-780
Speedometer ........................................................ DI-4
Spiral cable ..................................................... SRS-38
Spot lamp .......................................................... LT-184
SROOF - Wiring diagram ..................... BL-167, RF-14
SRS - See Supplemental Restraint System ..... SRS-5
SRS Trouble diagnoses .................................... SRS-7
Stabilizer bar (rear) ......................................... RSU-16
Stall test (A/T) .................................................... AT-51
Standardized relay ............................................. PG-81
START - Wiring diagram .................................... SC-11
Starter ................................................................ SC-10
Starting system .................................................. SC-10
Steering gear and linkage inspection ................ MA-35
Steering linkage ................................................. PS-19
Steering wheel and column ................... PS-10, PS-12
Steering wheel turning force .............................. PS-10
Step lamp .......................................................... LT-124
Stop lamp .......................................................... LT-116
Stop lamp switch .............................. EC-550, EC-1220
STOP/L - Wiring diagram .................................. LT-118
Sun roof, electric ................................................ RF-10
Sunload sensor ............................. ATC-110, ATC-119
Sunroof .................................................. RF-10, RF-25
Supplemental Restraint System ....................... SRS-5
Suspension ....................................................... MA-36
Symbols and abbreviations ...................... GI-10, GI-23
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Tachometer ........................................................... DI-4
TCM circuit diagram ........................................... AT-50
TCM inspection table ......................................... AT-90
Thermostat(VK45DE) ....................................... CO-51
Thermostat(VQ35DE) ....................................... CO-26
Three way catalyst function (Bank 1) . EC-316, EC-971
Three way catalyst function (Bank 2) . EC-316, EC-971
Three way catalyst precautions ............................ GI-6
Three way catalyst(VK45DE) .......................... EM-178
Three way catalyst(VQ35DE) ........................... EM-26
Throttle control motor ....................... EC-428, EC-1090
Throttle control motor relay .............. EC-423, EC-1085
Throttle position sensor (TPS) .......... EC-190, EC-284,
EC-485
, EC-487, EC-569, EC-848, EC-942, EC-1152,
EC-1154
, EC-1239
Tie-rod ............................................................... PS-19
Timing chain(VK45DE) ................................... EM-196
Timing chain(VQ35DE) ..................................... EM-63
Tire rotation ............................................. WT-6, MA-34
Tooth contact diff. ........................................... RFD-24
Top tether strap child restraint ........................... SB-12
Torque converter installation AT-267, AT-268, AT-272
Torque convertor clutch solenoid valve AT-123, AT-125
TPS1 - Wiring diagram ...................... EC-286, EC-944
TPS2 - Wiring diagram ...................... EC-192, EC-850

LT-3
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LT
Revision: 2004 November 2004 FX35/FX45HAZARD SWITCH .................................................. 109
Removal and Installation ...................................... 109
REMOVAL ......................................................... 109
INSTALLATION ................................................. 109
COMBINATION SWITCH .........................................110
Wiring Diagram — COMBSW — ........................... 110
Combination Switch Reading Function ................ . 111
CONSULT-II Function .......................................... . 111
CONSULT-II BASIC OPERATION ..................... . 111
DATA MONITOR ................................................ 112
Combination Switch Inspection ............................. 113
Removal and Installation ....................................... 115
STOP LAMP ............................................................116
Component Parts and Harness Connector Location .. 116
System Description ............................................... 116
Schematic ............................................................. 117
Wiring Diagram — STOP/L — ............................... 118
Stop Lamp Does Not Operate .............................. 121
High-Mounted Stop Lamp .................................... 123
BULB REPLACEMENT, REMOVAL AND
INSTALLATION ................................................. 123
Stop Lamp ............................................................ 123
BULB REPLACEMENT ..................................... 123
REMOVAL AND INSTALLATION ...................... 123
Rear Combination Lamp Control Unit .................. 123
REMOVAL AND INSTALLATION ...................... 123
STEP LAMP ............................................................ 124
Front Door Step Lamp .......................................... 124
BULB REPLACEMENT, REMOVAL AND
INSTALLATION ................................................. 124
Rear Door Step Lamp .......................................... 124
BULB REPLACEMENT, REMOVAL AND
INSTALLATION ................................................. 124
BACK-UP LAMP .................................................... 125
Wiring Diagram — BACK/L — ............................. 125
Bulb Replacement ................................................ 126
Removal and Installation ...................................... 126
PARKING, LICENSE PLATE AND TAIL LAMPS ... 127
Component Parts and Harness Connector Location . 127
System Description .............................................. 127
OPERATION BY LIGHTING SWITCH .............. 128
COMBINATION SWITCH READING FUNCTION . 129
EXTERIOR LAMP BATTERY SAVER CONTROL . 129
CAN Communication System Description ............ 129
CAN Communication Unit .................................... 129
Schematic ............................................................ 130
Wiring Diagram — TAIL/L — ................................ 131
Terminals and Reference Values for BCM ........... 136
Terminals and Reference Values for IPDM E/R ... 137
How to Proceed With Trouble Diagnosis .............. 137
Preliminary Check ................................................ 137
CHECK POWER SUPPLY AND GROUND CIR-
CUIT .................................................................. 137
CONSULT-II Functions ......................................... 138
Parking, License Plate and Tail Lamps Do Not Illu-
minate .................................................................. 139
Tail Lamp Does Not Operate ................................ 144
Parking, License Plate and Tail Lamps Do Not Turn
OFF (After Approx. 10 Minutes) ........................... 145License Plate Lamp ..............................................145
BULB REPLACEMENT, REMOVAL AND
INSTALLATION .................................................145
Front Parking (Clearance) Lamp ..........................146
BULB REPLACEMENT .....................................146
REMOVAL AND INSTALLATION ......................146
Tail Lamp ..............................................................146
BULB REPLACEMENT .....................................146
REMOVAL AND INSTALLATION ......................146
Front Side Marker Lamp .......................................146
BULB REPLACEMENT .....................................146
REMOVAL AND INSTALLATION ......................146
Rear Side Marker Lamp .......................................146
BULB REPLACEMENT .....................................146
REMOVAL AND INSTALLATION ......................146
Rear Combination Lamp Control Unit ...................146
REMOVAL AND INSTALLATION ......................146
REAR COMBINATION LAMP .................................147
Bulb Replacement ................................................147
REAR FENDER SIDE (REAR SIDE MARKER
LAMP BULB) .....................................................147
BACK DOOR SIDE (BACK-UP LAMP) .............147
Removal and Installation ......................................147
REMOVAL .........................................................147
INSTALLATION .................................................148
VANITY MIRROR LAMP .........................................149
Bulb Replacement ................................................149
MAP LAMP .............................................................150
Bulb Replacement ................................................150
Removal and Installation ......................................150
REMOVAL .........................................................150
INSTALLATION .................................................150
PERSONAL LAMP .................................................151
Bulb Replacement ................................................151
Removal and Installation ......................................151
REMOVAL .........................................................151
INSTALLATION .................................................151
LUGGAGE ROOM LAMP .......................................152
Bulb Replacement ................................................152
Removal and Installation ......................................152
REMOVAL .........................................................152
INSTALLATION .................................................152
IGNITION KEY HOLE ILLUMINATION ...................153
Bulb Replacement, Removal and Installation .......153
GLOVE BOX LAMP ................................................154
Bulb Replacement, Removal and Installation .......154
ASHTRAY ILLUMINATION .....................................155
Bulb Replacement and Removal and Installation . 155
CIGARETTE LIGHTER ILLUMINATION .................156
Bulb Replacement and Removal and Installation . 156
INTERIOR ROOM LAMP ........................................157
Component Parts and Harness Connector Location .157
System Description ...............................................157
POWER SUPPLY AND GROUND ....................157
SWITCH OPERATION ......................................159
ROOM LAMP TIMER OPERATION ..................159
INTERIOR LAMP BATTERY SAVER CONTROL .160
Schematic .............................................................162
Wiring Diagram — ROOM/L — ............................164

LT-4Revision: 2004 November 2004 FX35/FX45Terminals and Reference Values for BCM ............172
How to Proceed With Trouble Diagnosis ..............173
Preliminary Check ................................................173
CHECK FOR POWER SUPPLY AND GROUND
CIRCUIT ............................................................173
CONSULT-II Functions .........................................174
CONSULT-II BASIC OPERATION .....................174
WORK SUPPORT .............................................175
DATA MONITOR ................................................175
ACTIVE TEST ...................................................176
Interior Room Lamp Control Does Not Operate ...176
Map Lamp Control Does Not Operate ..................178
Personal Lamp Control Does Not Operate ...........180
Ignition key Hole illumination Control Does Not
Operate .................................................................181
All Step Lamps Do Not Operate ............................182
All Interior Room Lamps Do Not Operate .............183
Bulb Replacement ................................................183
ROOM LAMP .....................................................183
MAP LAMP ........................................................184PERSONAL LAMP .............................................184
Removal and Installation .......................................184
ROOM LAMP .....................................................184
MAP LAMP ........................................................184
PERSONAL LAMP .............................................184
ILLUMINATION ........................................................185
System Description ...............................................185
ILLUMINATION OPERATION BY LIGHTING
SWITCH .............................................................185
EXTERIOR LAMP BATTERY SAVER CONTROL .186
CAN Communication System Description ............186
CAN Communication Unit .....................................186
Schematic .............................................................187
Wiring Diagram — ILL — ......................................189
Removal and Installation .......................................197
ILLUMINATION CONTROL SWITCH ................197
GLOVE BOX LAMP ...........................................197
FRONT DOOR INSIDE ILLUMINATION ............197
BULB SPECIFICATIONS ........................................198
Headlamp ..............................................................198
Exterior Lamp ........................................................198
Interior Lamp/Illumination ......................................198

LT-198
BULB SPECIFICATIONS
Revision: 2004 November 2004 FX35/FX45
BULB SPECIFICATIONSPFP:26297
HeadlampAKS007EO
Exterior LampAKS007EP
Interior Lamp/IlluminationAKS007EQ
Item Wattage (W)
High/Low (Xenon type)35 (D2S)
Item Wattage (W)
Front combination lampFront Turn signal lamp 21 (amber)
Parking lamp 5
Front side marker lamp 3.8
Rear combination lampStop/Tail lamp LED
Rear Turn signal lamp LED
Rear side marker lamp 3.8
Front fog lamp51 (HB4)
Back-up lamp18
License plate lamp5
High-mounted stop lamp (back door mount) LED
Item Wattage (W)
Map lamp8
Room lamp8
Personal lamp8
Luggage room lamp8
Step lamp5
Glove box lamp1.4
Vanity mirror lamp2
Ignition key hole illumination2
Front door inside handle illumination LED
Console illumination lamp1.4