Connector Identification
WARNING: This page is about a different car, the 2003 Infiniti FX45. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
For ECM harness connector, J/S, relay box & SMJ terminal locations, see Fig 1
-Fig 5
. For wiring color codes, see WIRING COLORS
table. WIRING COLORS
| Color |
Code |
| Black |
B |
| White |
W |
| Red |
R |
| Green |
G |
| Blue |
L |
| Yellow |
Y |
| Light Green |
LG |
| Brown |
BR |
| Orange |
OR Or O |
| Pink |
P |
| Purple Or Violet |
PU Or V |
| Gray |
GY Or GR |
| Sky Blue |
SB |
| Dark Brown |
CH |
| Dark Green |
DG |
Courtesy of NISSAN MOTOR CO., U.S.A.
Courtesy of NISSAN MOTOR CO., U.S.A.
Courtesy of NISSAN MOTOR CO., U.S.A.
Courtesy of NISSAN MOTOR CO., U.S.A.
Courtesy of NISSAN MOTOR CO., U.S.A. ENGINE ROOM HARNESS CONNECTOR IDENTIFICATION
| Connector Name |
Color |
Number Of Pins |
Description |
| Engine Room Harness |
| Ex |
Black |
2 |
Fusible Link Holder |
| Ex |
Green/Yellow Stripe |
2 |
Fusible Link Holder |
| Ex |
Black |
2 |
Intelligent Power Distribution Module Engine Room |
| Ex |
White |
4 |
Intelligent Power Distribution Module Engine Room |
| Ex |
Black |
4 |
Intelligent Power Distribution Module Engine Room |
| Ex |
White |
6 |
Intelligent Power Distribution Module Engine Room |
| Ex |
Green/Yellow Stripe |
16 |
Intelligent Power Distribution Module Engine Room |
| Ex |
White |
12 |
Intelligent Power Distribution Module Engine Room |
| Ex |
White |
16 |
Intelligent Power Distribution Module Engine Room |
| E150 |
..... |
..... |
Fuse & Fusible Link Block |
| E11 |
..... |
..... |
Fuse, Fusible Link & Relay Box |
| E12 |
Blue |
4 |
Accessory Relay-2 |
| E13 |
Brown |
6 |
Rear Window Defogger Relay |
| E14 |
Green/Yellow Stripe |
6 |
ICC Brake Hold Relay |
| E15 |
Blue |
4 |
Daytime Light Relay |
| E16 |
..... |
..... |
Relay Box |
| E17 |
Green/Yellow Stripe |
6 |
To F47 (With VK Engine) |
| E18 |
Green/Yellow Stripe |
9 |
To F48 (With VQ Engine |
| E19 |
Black |
8 |
To F49 |
| E20 |
Green/Yellow Stripe |
2 |
Hood Switch |
| E21 |
...... |
...... |
Body Ground |
| E22 |
Black |
2 |
Front Side Marker Lamp Right Side |
| E23 |
Green/Yellow Stripe |
3 |
Clearance Lamp Right Side |
| E24 |
Black |
8 |
Front Combination Lamp Right Side |
| E25 |
Black |
2 |
To E101 |
| E26 |
Green/Yellow Stripe |
2 |
Washer Level Sensor |
| E27 |
Brown |
2 |
Rear Washer Motor |
| E28 |
Green/Yellow Stripe |
2 |
Front Washer Motor |
| E29 |
Black |
8 |
To E121 (With VQ Engine) |
| E30 |
Green/Yellow Stripe |
1 |
To E303 |
| E31 |
..... |
..... |
Body Ground |
| E32 |
Black |
3 |
Refrigerant Pressure Sensor |
| E33 |
Green/Yellow Stripe |
2 |
Front Wheel Sensor Right Side |
| E34 |
Black |
2 |
Ambient Sensor |
| E35 |
Black |
1 |
Horn Low |
| E36 |
Black |
1 |
Horn Low |
| E37 |
Black |
1 |
Horn High |
| E38 |
Black |
1 |
Horn High |
| E39 |
Green/Yellow Stripe |
6 |
ICC Sensor |
| E40 |
Yellow |
2 |
Crash Zone Sensor |
| E41 |
Green/Yellow Stripe |
4 |
Cooling Fan Motor |
| E42 |
Black |
2 |
Front Side Marker Lamp Left Side |
| E43 |
Green/Yellow Stripe |
3 |
Clearance Lamp Left Side |
| E44 |
Black |
8 |
Front Combination Lamp Left Side |
| E45 |
Brown |
2 |
Front Fog Lamp Left Side |
| E46 |
Green/Yellow Stripe |
2 |
Front Wheel Sensor Left Side |
| E49 |
..... |
..... |
Body Ground |
| E50 |
..... |
..... |
Body Ground |
| E51 |
..... |
..... |
Body Ground |
| E52 |
Green/Yellow Stripe |
2 |
Brake Fluid Level Switch |
| E53 |
Black |
3 |
Pressure Sensor |
| E54 |
Green/Yellow Stripe |
6 |
Brake Booster |
| E55 |
Brown |
3 |
To E141 |
| E56 |
Super Multiple Junction |
..... |
ABS Actuator & Electric Unit (Control Unit) |
| E57 |
Green/Yellow Stripe |
6 |
Front Wiper Motor |
| Front Fog Lamp Right Side Sub-Harness |
| E101 |
Black |
2 |
To E25 |
| E102 |
Brown |
2 |
Front Fog Lamp Right Side |
| Cooling Fan Sub-Harness (With VQ Engine) |
| E121 |
Dark Green/Yellow Stripe |
8 |
To E29 |
| E122 |
Green/Yellow Stripe |
4 |
Cooling Fan Motor-1 |
| E123 |
Green/Yellow Stripe |
4 |
Cooling Fan Motor-2 |
| ICC Sub-Harness |
| E141 |
Brown |
3 |
To E55 |
| E142 |
Black |
3 |
Brake Pressure Sensor |
Courtesy of NISSAN MOTOR CO., U.S.A. ENGINE CONTROL HARNESS CONNECTOR IDENTIFICATION
| Connector Name |
Color |
Number Of Pins |
Description |
| Engine Control Harness |
| F1 |
Gray |
1 |
Oil Pressure Switch |
| F2 |
Black |
1 |
Compressor |
| F4 |
Black |
3 |
Camshaft Position Sensor (Phase) |
| F7 |
Gray |
5 |
Mass Air Flow Sensor |
| F11 |
..... |
..... |
Engine Ground |
| F12 |
Black |
3 |
Intake Valve Timing Control Position Sensor (Bank 1) |
| F13 |
Orange |
2 |
Intake Valve Timing Control Solenoid Valve (Bank 1) |
| F15 |
Gray |
3 |
Ignition Coil (With Power Transistor) No. 1 |
| F16 |
Gray |
3 |
Ignition Coil (With Power Transistor) No. 3 |
| F17 |
Gray |
3 |
Ignition Coil (With Power Transistor) No. 5 |
| F18 |
Gray |
3 |
Ignition Coil (With Power Transistor) No. 7 |
| F19 |
Light Green/Yellow Stripe |
6 |
Electric Throttle Control Actuator |
| F21 |
Dark Green/Yellow Stripe |
6 |
To F201 |
| F22 |
Gray |
4 |
Heated Oxygen Sensor 1 (Bank 1) |
| F23 |
White |
2 |
Condenser |
| F24 |
Black |
2 |
To F261 |
| F25 |
Light Green/Yellow Stripe |
2 |
EVAP Canister Purge Volume Control Solenoid Valve |
| F29 |
Black |
2 |
VIAS Control Solenoid Valve |
| F30 |
Black |
3 |
Intake Valve Timing Control Position Sensor (Bank 2) |
| F31 |
Light Green/Yellow Stripe |
2 |
Intake Valve Timing Control Solenoid Valve (Bank 2) |
| F32 |
Gray |
4 |
Heated Oxygen Sensor 2 (Bank 1) |
| F35 |
Gray |
3 |
Ignition Coil (With Power Transistor) No. 2 |
| F36 |
Gray |
3 |
Ignition Coil (With Power Transistor) No. 4 |
| F37 |
Gray |
3 |
Ignition Coil (With Power Transistor) No. 6 |
| F38 |
Gray |
3 |
Ignition Coil (With Power Transistor) No. 8 |
| F40 |
Black |
4 |
To F241 |
| F41 |
Dark Green/Yellow Stripe |
6 |
To F221 |
| F42 |
Gray |
4 |
Heated Oxygen Sensor 1 (Bank 2) |
| F43 |
Black |
8 |
Transfer Assembly |
| F44 |
Dark Green/Yellow Stripe |
10 |
A/T Assembly |
| F45 |
Black |
3 |
Crankshaft Position Sensor (POS) |
| F46 |
Gray |
6 |
To E308 |
| F47 |
Gray |
6 |
To E17 |
| F49 |
Black |
8 |
To E19 |
| F52 |
Black |
4 |
Heated Oxygen Sensor 2 (Bank 2) |
| F101 |
Super Multiple Junction |
..... |
ECM |
| F102 |
Super Multiple Junction |
..... |
To M82 |
| F103 |
Gray |
10 |
Joint Connector-3 |
| Engine Control Sub-Harness No. 1 |
| F201 |
Green |
6 |
To F21 |
| F202 |
Gray |
2 |
Injector No. 1 |
| F203 |
Gray |
2 |
Injector No. 3 |
| F204 |
Gray |
2 |
Injector No. 5 |
| F205 |
Gray |
2 |
Injector No. 7 |
| Engine Control Sub-Harness No. 2 |
| F221 |
Green |
6 |
To F41 |
| F222 |
Gray |
2 |
Injector No. 2 |
| F223 |
Gray |
2 |
Injector No. 4 |
| F224 |
Gray |
2 |
Injector No. 6 |
| F225 |
Gray |
2 |
Injector No. 8 |
| Engine Control Sub-Harness No. 3 |
| F241 |
Black |
4 |
To F40 |
| F242 |
Blue |
2 |
Knock Sensor (Bank No. 1) |
| F243 |
Blue |
2 |
Knock Sensor (Bank No. 2) |
| Engine Control Sub-Harness No. 4 |
| F261 |
Light Blue |
2 |
To F24 |
| F262 |
Gray |
2 |
ECT Sensor |
Courtesy of NISSAN MOTOR CO., U.S.A.
Courtesy of NISSAN MOTOR CO., U.S.A.
Courtesy of NISSAN MOTOR CO., U.S.A. MAIN HARNESS CONNECTOR IDENTIFICATION
| Connector Name |
Color |
Number Of Pins |
Description |
| Main Harness |
| M1 |
White |
16 |
Fuse Block (J/B) |
| M2 |
White |
8 |
Fuse Block (J/B) |
| M3 |
White |
40 |
Body Control Module |
| M4 |
Black |
15 |
Body Control Module |
| M5 |
White |
16 |
Data Link Connector |
| M6 |
White |
2 |
Low Tire Pressure Warning Check Switch |
| M7 |
White |
2 |
Diode |
| M8 |
White |
2 |
Diode |
| M9 |
White |
2 |
Diode |
| M10 |
White |
2 |
Diode |
| M11 |
Super Multiple Junction |
..... |
To B1 |
| M12 |
White |
2 |
Diode |
| M13 |
Gray |
6 |
ADP Steering Switch |
| M14 |
White |
8 |
Steering Angle Sensor |
| M15 |
Gray |
8 |
Combination Switch (Spiral Cable) |
| M16 |
Yellow |
6 |
Combination Switch (Spiral Cable) |
| M17 |
White |
16 |
Combination Switch |
| M18 |
White |
12 |
Door Mirror Remote Control Switch (With Automatic Drive Positioner) |
| M19 |
White |
10 |
Door Mirror Remote Control Switch (Without Automatic Drive Positioner) |
| M20 |
White |
24 |
Combination Meter |
| M21 |
Super Multiple Junction |
..... |
To D1 |
| M22 |
Gray |
6 |
Key Switch & Ignition Knob Switch (With Intelligent Key) |
| M23 |
Black |
2 |
Key Switch (Without Intelligent Key) |
| M24 |
White |
2 |
Ignition Key Hole Illumination |
| M25 |
White |
4 |
NATS Antenna Amp. |
| M26 |
White |
4 |
Steering Lock Unit |
| M27 |
White |
4 |
Tilt Motor & Telescopic Motor |
| M28 |
White |
4 |
Tilt Sensor & Telescopic Sensor |
| M29 |
White |
2 |
Circuit Breaker |
| M30 |
Black |
5 |
Passenger Side Select Unlock Relay |
| M31 |
White |
10 |
To R1 |
| M32 |
Gray |
6 |
VDC Off Switch |
| M33 |
White |
6 |
AWD Lock Switch |
| M34 |
White |
40 |
Intelligent Key Unit |
| M35 |
..... |
..... |
Body Ground |
| M36 |
Brown |
2 |
Instrument Speaker Left Side |
| M37 |
White |
3 |
Optical Sensor |
| M38 |
Brown |
2 |
Security Indicator Lamp |
| M41 |
Super Multiple Junction |
..... |
To E211 |
| M42 |
Yellow |
4 |
To E212 |
| M45 |
..... |
..... |
Body Ground |
| M46 |
White |
2 |
In Vehicle Sensor |
| M48 |
White |
16 |
Rear View Camera Control Unit |
| M49 |
White |
32 |
Automatic Drive Positioner Control Unit |
| M50 |
White |
16 |
Automatic Drive Positioner Control Unit |
| M51 |
White |
4 |
Hazard Switch |
| M52 |
White |
4 |
Clock |
| M53 |
White |
3 |
Front Cigarette Lighter Socket |
| M54 |
Brown |
2 |
A/T Device (Illumination) |
| M55 |
Gray |
20 |
Unified Meter & A/C Amp. |
| M56 |
Gray |
16 |
Unified Meter & A/C Amp. |
| M57 |
White |
24 |
Unified Meter & A/C Amp. |
| M58 |
White |
10 |
Audio Unit |
| M59 |
White |
8 |
Audio Unit |
| M60 |
White |
16 |
Audio Unit |
| M61 |
Brown |
2 |
Antenna Amp. |
| M62 |
White |
24 |
Display Unit (Without NAVI) |
| M63 |
White |
24 |
Display Unit (With NAVI) |
| M64 |
White |
16 |
A/C & AV Switch |
| M65 |
Brown |
8 |
Audio Unit |
| M66 |
Brown |
2 |
Instrument Speaker Center |
| M67 |
White |
10 |
A/T Device |
| M68 |
White |
6 |
Heated Seat Switch (Driver Side) |
| M69 |
Brown |
6 |
Heated Seat Switch (Passenger Side) |
| M70 |
White |
2 |
Inside Key Antenna-1 (Dashboard) |
| M71 |
Black |
6 |
Yaw Rate/Side/Decel G Sensor (AWD Module) |
| M72 |
Yellow |
28 |
Air Bag Diagnosis Sensor Unit |
| M73 |
..... |
16 |
DVD Player |
| M74 |
White |
24 |
Low Tire Pressure Warning Control Unit |
| M75 |
White |
24 |
Display Control Unit (With NAVI) |
| M76 |
White |
32 |
Display Control Unit (With NAVI) |
| M77 |
White |
6 |
Heater & Cooling Unit (Via Sub-Harness) |
| M78 |
White |
6 |
Blower Motor |
| M79 |
Black |
6 |
Yaw Rate/Side G Sensor (2WD Models) |
| M81 |
Super Multiple Junction |
..... |
To B201 |
| M82 |
Super Multiple Junction |
..... |
To F102 |
| M83 |
White |
4 |
To M151 |
| M84 |
Yellow |
4 |
Front Passenger Air Bag Module |
| M85 |
..... |
..... |
Body Ground |
| M86 |
Brown |
2 |
Instrument Speaker Right Side |
| M87 |
Black |
2 |
Sunload Sensor |
| M88 |
White |
24 |
ICC Unit |
| M89 |
Green/Yellow Stripe |
24 |
ICC Unit |
| M90 |
Super Multiple Junction |
..... |
ECM |
| M91 |
Super Multiple Junction |
..... |
To D31 |
| M92 |
White |
16 |
AWD Control Unit |
| M93 |
White |
12 |
To B83 |
| M94 |
White |
12 |
Option Connector-1 For Audio Unit |
| Glove Box Lamp Sub-Harness |
| M151 |
White |
4 |
To M83 |
| M152 |
White |
2 |
Glove Box Lamp |
| M153 |
White |
2 |
Inside Key Antennna-2 (Dashboard) |
Courtesy of NISSAN MOTOR CO., U.S.A.
Courtesy of NISSAN MOTOR CO., U.S.A.