Information Bus
Description and Operation
Testing and Inspection
Locations
Service and Repair
Diagrams- Diagram Information and Instructions
- Changes Implemented Up to and Including April 2007
- Diagram Legend
- F/No. Fuses
- PF/No. Main Fuse At Battery
- 1/1 Battery
- 2/17 Relay, Horn
- 2/22 Relay, Climate Control System
- 2/31 Relay, 15-Feed
- 2/32 Main Relay, Engine Management System
- 2/35 Starter Motor Relay
- 2/64 Auxiliary Light Relay, Accessory
- 2/75 Rear Adjustable Head Restraint Relay
- 2/82 Relay, Rear Window Defroster
- 2/88 Relay, 15-Feed Rear
- 2/141 Refrigeration Box Relay
- 2/193 Relay, Comfort Functions
- 2/239 Relay, Coolant Pump
- 3/4 Steering Wheel Switch Left (SWSL)
- 3/6 Hazard Warning Flasher Switch
- 3/8 Switch, Rear Window/Door Mirror Defroster
- 3/9 Brake Light Contact
- 3/10 Reversing Light contact
- 3/19 Power Window Switch, Left Rear Door
- 3/21 Power Window Switch, Right Rear Door
- 3/25 Power Sunroof Switch
- 3/26 Switch Unit, Power Driver's Seat
- 3/27 Switch Unit, Power Passenger Seat
- 3/35 Trunk Handle Switch
- 3/37 Horn Contact
- 3/47 Parking Brake Contact
- 3/60 Switch, Auxiliary Lights
- 3/62 Hood Alarm Contact
- 3/65 Switch, Heated Rear Seat
- 3/80 Switch, Central Locking System, Driver's Door
- 3/82 Switch, Central Locking System, Passenger Door
- 3/83 Switch, Passenger Door Power Window
- 3/93 Contact, Driver's Seat Belt Buckle
- 3/94 Contact, Passenger Seat Belt Buckle
- 3/111 Light Switch Module (LSM)
- 3/112 Climate Control System
- 3/113 Rear Adjustable Head Restraint Relay
- 3/117 Switch Unit, Dome Light
- 3/126 Driver's Door Module (DDM)
- 3/127 Passenger Door Module (PDM)
- 3/128 Left Rear Door Module (LDM)
- 3/129 Right Rear Door Module (RDM)
- 3/130 Steering Wheel Module (SWM)
- 3/131 Steering Wheel Switch Right (SWSR)
- 3/132 Start Control Unit (SCU)
- 3/135 RTI Switch
- 3/156 Gear Selector Module (GSM)
- 3/157 Switch, Passenger Side Airbag
- 3/173 Switch, Trunk Lid Private Lock
- 3/176 Switch, Front Door Power Window
- 3/217 Contact, LH Rear Belt Buckle
- 3/218 Contact, Center Rear Belt Buckle
- 3/219 Contact, LH Right Belt Buckle
- 3/225 Switch Unit, Continuously Controlled Damping (CCD)
- 3/255 Position Sensor, Driver's Seat
- 3/256 Position Sensor, Passenger Seat
- 3/267 Switch Unit, Telematics
- 3/271 Contact, Immobilizer, Clutch Pedal
- 3/272 Switch, Parking Brake
- 3/273 Lock Contact, LH Front Door
- 3/274 Lock Contact, RH Front Door
- 3/275 Lock Contact, LH Rear Door
- 3/276 Lock Contact, RH Rear Door
- 3/281 Infotainment Control Module (ICM)
- 3/282 Switch Indicator 1st Gear
- 3/284 Diagnostic Contact, Brake Light
- 3/293 Handsfree Control Panel Cellular Phone
- 4/6 Climate Control Module (CCM)
- 4/9 Supplemental Restraint System Module (SRS)
- 4/16 Brake Control Module (BCM)
- 4/28 Transmission Control Module (TCM)
- 4/31 Fan Control Module
- 4/33 Sunroof Module
- 4/46 Engine Control Module (ECM)
- 4/52 Power Seat Module (PSM)
- 4/56 Central Electronic Module (CEM)
- 4/56:C1 Central Electronic Module (CEM)
- 4/56:C2 Central Electronic Module (CEM)
- 4/56:C3 Central Electronic Module (CEM)
- 4/56:C4 Central Electronic Module (CEM)
- 4/56:C5 Central Electronic Module (CEM)
- 4/68 Steering Wheel Angle Sensor Module (SAS)
- 4/71 Cooling Fan Control Module
- 4/76 Remote Control Unit For Garage Door Opener
- 4/80 Forward Sensing Module (FSM)
- 4/82 Differential Electronic Module (DEM)
- 4/83 Fuel Pump Control Module
- 4/84 Suspension Module (SUM)
- 4/86 Parking Assistance Module (PAM)
- 4/93 Keyless Vehicle Module (KVM)
- 4/102 Steering Column Lock Module (SCL)
- 4/106 Control Module Parking Heater Remote Start
- 4/110 Trailer Module (TRM)
- 4/115 Parking Brake Module (PBM)
- 4/118 Headlamp Control Module (HCM)
- 4/119 Remote Keyless Entry (RKE)
- 4/119.2 Remote Receiver Module (RRX)
- 4/120 Parking Assistance Camera Module (PAC)
- 4/121 Cooling Fan Control Module 2
- 4/124 Accessory USB Unit (AUU)
- 5/1 Driver Information Module (DIM)
- 6/1 Wiper Motor Module (WMM)
- 6/8 Lock Motor Central Locking, Trunk Lid/Tailgate
- 6/16 Driver Seat Motor, Backrest Angle
- 6/17 Driver Seat Motor, Up/Down Front Edge
- 6/18 Driver Seat Motor, Up/Down Rear Edge
- 6/19 Driver Seat Motor, Forward/Backward
- 6/20 Passenger Seat Motor, Forward/Backward
- 6/25 Starter Motor
- 6/26 Alternator Control Module (ACM)
- 6/28 Motor, Passenger Compartment Fan
- 6/33 Fuel Pump
- 6/35 Fuel Pump, Auxiliary Heater
- 6/36 Lock Motor, Central Locking, LH Front Door
- 6/37 Lock Motor, Fuel Filler Cover
- 6/38 Left-Hand Headlight Level Adjustment Motor
- 6/39 Right-Hand Headlight Level Adjustment Motor
- 6/48 Damper Motor Module (DMM), Recirculation
- 6/55 Lock Motor, Central Locking, RH Front Door
- 6/56 Lock Motor, Central Locking, RH Rear Door
- 6/57 Lock Motor, Central Locking, LH Rear Door
- 6/58 Motor, Front Driver's Door Power Window
- 6/59 Motor, Rear Left Power Window
- 6/60 Motor, Front Passenger Door Power Window
- 6/61 Motor, Rear Right Power Window
- 6/62 Power Door Mirror, Left
- 6/63 Power door Mirror, right
- 6/64 Passenger Seat Motor, Backrest Angle
- 6/65 Passenger Seat Motor, Up/Down Front Edge
- 6/66 Passenger Seat Motor, Up/Down Rear Edge
- 6/67 Pump, Fuel Leakage Control
- 6/71 Valve, Speed-Dependent Power Steering
- 6/73 Coolant Pump
- 6/95 Damper Motor Module (DMM), Temperature, Left Side
- 6/96 Damper Motor Module (DMM), Temperature, Right Side
- 6/139 Upper Actuating Motor, Intake Manifold
- 6/140 Lower Actuating Motor, Intake Manifold
- 6/144 Telescopic Nozzle, Left
- 6/145 Telescopic Nozzle, Right
- 6/146 Lock Motor, Rear Left Brake Disc
- 6/147 Lock Motor, Rear Right Brake Disc
- 7/4 Brake Fluid Level Sensor
- 7/5 Washer Fluid Level Sensor
- 7/6 Oil Pressure Sensor
- 7/8 Pressure Sensor, Climate Control System
- 7/10 Interior temperature sensor
- 7/12 Solar Sensor, Twilight Sensor and Indicator Alarm
- 7/15 Front Oxygen Sensor, Bank 2
- 7/16 Coolant Temperature Sensor
- 7/17 Mass Air Flow Sensor (MAF)
- 7/23 Rear Knock Sensor
- 7/24 Front Knock Sensor
- 7/25 Impulse Sensor
- 7/31 Left-Hand Front ABS Sensor
- 7/32 Right-Hand Front ABS Sensor
- 7/35 Oil Level Sensor
- 7/41 Temperature Sensor, Evaporator
- 7/51 Accelerator Pedal Sensor
- 7/56 Left-hand rear ABS sensor
- 7/57 Right-Hand Rear ABS Sensor
- 7/61 Input Speed Sensor
- 7/62 Output Speed Sensor
- 7/69 Outside Temperature Sensor
- 7/73 Coolant Level Sensor
- 7/74 Fluid Temperature Sensor, Automatic Transmission
- 7/81 Pressure Sensor, Intake Manifold
- 7/82 Rear Oxygen Sensor, Bank 1
- 7/87 Acceleration Sensor, Four-C, Front Left
- 7/88 Acceleration Sensor, Four-C, Front Right
- 7/89 Acceleration Sensor, Four-C, Rear Left
- 7/91 Steering Angle Sensor
- 7/93 Occupant Weight Sensor (OWS)
- 7/100 Inclination Sensor Module (ISM)
- 7/103 Rear Oxygen Sensor, Bank 2
- 7/104 Rear Oxygen Sensor, Bank 1
- 7/108 Left-Hand Rear Side Impact Sensor
- 7/109 Right-Hand Rear Side Impact Sensor
- 7/110 Temperature Sensor, Driver's Seat
- 7/111 Temperature sensor, passenger seat
- 7/112 Seat Temperature Sensor, LH Rear
- 7/113 Seat Temperature Sensor, RH Rear
- 7/115 Side impact sensor, left B-post
- 7/116 Side Impact Sensor, Right B-Post
- 7/118 Height Sensor, Suspension, Front Left
- 7/119 Height Sensor, Suspension, Front Right
- 7/120 Height Sensor, Suspension, Rear Left
- 7/121 Height sensor, suspension, rear right
- 7/123 Clutch Pedal Sensor
- 7/124 Brake Pedal Sensor
- 7/130 Fuel Level Sensor, Ejector Side
- 7/131 - 7/134 Rear Parking Assistance Sensor
- 7/138 Exhaust Pressure Sensor
- 7/143 Fuel Level Sensor, Pump Side
- 7/149 Rain Sensor Module (RSM)
- 7/154 Fuel Temperature Sensor
- 7/156 Pressure and Temperature Sensor, Fuel
- 7/159 Air Quality Sensor (AQS)
- 7/160 Brake Vacuum Sensor
- 7/164 Body Sensor Cluster Stability Sensor (BSC)
- 7/172 Intake Camshaft Position Sensor, Bank 2
- 7/173 Exhaust Camshaft Position Sensor, Exhaust Bank 2
- 7/175 Occupant weight sensor, seat belt reminder
- 7/178 Front Impact Sensor, Right
- 7/179 Front Impact Sensor, Left
- 7/188 Camshaft Position Sensor, Intake Bank 1
- 7/189 Camshaft Position Sensor, Exhaust Bank 1
- 7/190 Temperature Sensor Catalytic Converter
- 7/191 Temperature Sensor Particle Filter
- 7/194 Belt Retractor Sensor, Driver
- 7/195 Belt Retractor Sensor, Passenger
- 7/199 Ultrasonic Sensor (IMS)
- 7/203 Forward-Aimed Radar (FLR)
- 7/204 - 7/207 Front Parking Assistance Sensor
- 7/208 Side Impact Sensor, Left Front Door
- 7/209 Side Impact Sensor, Right Front Door
- 7/210 - 7/213 Tire Pressure Sensor
- 7/214 Heartbeat Sensor
- 7/220 Load Sensor Hydraulic Pump
- 7/227A Tailgate Pinch Sensor, Right
- 7/227B Tailgate Pinch Sensor, Left
- 8/3 Electromagnetic Clutch, Climate Control System
- 8/6 - 11 Injectors
- 8/18 EVAP Valve
- 8/19 Solenoid, Variable Valve Timing, Intake, Bank 2
- 8/20 Shock Absorber, Four-C, Front Left
- 8/21 Shock Absorber, Four-C, Front Right
- 8/22 Shock Absorber, Four-C, Rear Left
- 8/23 Shock Absorber, Four-C, Rear Right
- 8/28 Turbo Control Valve
- 8/30 Driver's Side Airbag Igniter, Stage 1
- 8/31 Passenger Side Airbag Igniter, Stage 1
- 8/32 Passenger Side Airbag Igniter, Stage 2
- 8/33 Driver's Belt Tensioner Igniter
- 8/34 Passenger Belt Tensioner Igniter
- 8/36 Shift Lock Solenoid
- 8/37 Automatic Transmission
- 8/38 Shift Solenoid 1
- 8/39 Shift Solenoid 2
- 8/40 Lock-Up Solenoid
- 8/46 Archive Unit, DSTC
- 8/48 Automatic Anti-Dazzle Rearview Mirror
- 8/51 Igniter Side Airbag Front Driver's Seat
- 8/52 Igniter side airbag front passenger seat
- 8/55 Rear Left Belt Tensioner Igniter
- 8/56 Rear Right Belt Tensioner Igniter
- 8/59 Rear left head restraint solenoid
- 8/60 Rear Right Head Restraint Solenoid
- 8/61 Driver's Side Airbag Igniter, Stage 2
- 8/62 Belt Tensioner Igniter, Center Rear Seat
- 8/66 Left-Hand Inflatable Curtain Igniter
- 8/67 Right-Hand Inflatable Curtain Igniter
- 8/68 Relief Valve
- 8/71 Throttle Solenoid
- 8/81 Solenoid, Variable Valve Timing, Exhaust, Bank 2
- 8/92 Lap Belt Tensioner, Driver
- 8/98 Fuel Pressure Control Valve
- 8/99 Steering Column Igniter
- 8/107 Variable Intake Valve
- 8/111 Control Valve, Fuel Flow
- 8/113 Bypass Valve, EGR Cooling
- 8/115 - 8/116 Injector
- 8/118 Solenoid, Variable Valve Timing, Exhaust, Bank 1
- 8/118 Solenoid, Variable Valve Timing, Intake, Bank 1
- 8/120 EGR Valve
- 8/124 Passenger Side Airbag Igniter, Stage 3
- 8/125 Solenoid Front Cam Profile
- 8/126 Solenoid Rear Cam Profile
- 8/128 Belt force limiter, driver
- 8/129 Belt Force Limiter, Passenger
- 8/134 Solenoid, Reverse Interlock, Manual
- 8/142 Linear Pressure Solenoid SLB1
- 8/143 Linear Pressure Solenoid SLC1
- 8/144 Linear Pressure Solenoid SLC2
- 8/145 Linear pressure solenoid SLC3
- 9/1 Front 12V Outlet
- 9/2 Rear Window Defroster
- 9/8 Heating Element, LH Rear Seat Cushion
- 9/9 Heating Element, LH Rear Seat Backrest
- 9/10 Heating Element, RH Rear Seat Cushion
- 9/11 Heating Element, RH Rear Seat Backrest
- 9/12 Seat Heating Module (SHM), Driver's Side
- 9/13 Seat Heating Module (SHM), Passenger Side
- 9/14 Control Module, Rear Left Seat Heater
- 9/15 Control Module, RH Rear Seat Heater
- 9/16 Heating Element, Driver's Seat Backrest
- 9/17 Heating Element, Passenger Seat Backrest
- 9/18 Heating Element, Driver's Seat Cushion
- 9/19 Heating Element, Passenger Seat Cushion
- 9/24 Refrigeration Box
- 9/25 Rear 12V Outlet
- 9/30 Auxiliary Heater
- 9/32 PTC Resistor, Crankcase Ventilation
- 9/38 Heated Fuel Filter
- 9/42 PTC Element
- 9/43 Heated Windshield Washer Nozzle, Left
- 9/44 Heated windshield washer nozzle, right
- 9/47 PTC Resistor Crankcase Ventilation In Hose
- 10/1 Left-Hand Front Lamp Housing
- 10/2 Right-Hand Front Lamp Housing
- 10/3 License Plate Lighting
- 10/5 Front Left Fog Light
- 10/6 Front Right Fog Light
- 10/11 Front Left Running/Parking Light
- 10/12 Front Right Running/Parking Light
- 10/13 Front Left Direction Indicator
- 10/14 Front Right Direction Indicator
- 10/15 Direction indicator rear-view mirror left
- 10/16 Direction Indicator Rear-View Mirror, Right
- 10/17 Lamp Housing, Rear Right
- 10/18 Lamp Housing, Rear Left
- 10/19 Auxiliary Brake Light
- 10/22 Ceiling Light
- 10/29 Glove Compartment Lighting
- 10/43 Brake Light Right
- 10/44 Tail Lamp 1 Right
- 10/45 Tail Lamp 2 Right
- 10/46 Fog Light, Rear Right
- 10/47 Direction Indicator, Rear Right
- 10/48 Reversing Light, Right
- 10/50 Brake Light, Left
- 10/51 Tail Lamp 1 Left
- 10/52 Tail Lamp 2 Left
- 10/53 Fog Light, Left Rear
- 10/54 Direction Indicator, Left Rear
- 10/55 Reversing Light Left
- 10/64 Right-Hand High Beam
- 10/65 Auxiliary Light, Front Right
- 10/66 Right-Hand Low Beam
- 10/68 Left-Hand High Beam
- 10/69 Auxiliary Light, Front Left
- 10/70 Left-Hand Low Beam
- 10/72 Front Ashtray Lighting
- 10/114 Left-Hand Vanity Mirror Lighting
- 10/115 Right-Hand Vanity Mirror Lighting
- 10/125 Left-Hand Front Courtesy Lighting
- 10/126 Right-Hand Front Courtesy Lighting
- 10/127 Lighting, Cargo Compartment, Left-hand Side
- 10/128 Lighting, Cargo Compartment, Right-hand Side
- 10/148 Lighting, Left Front Door Mirror
- 10/149 Lighting, Right Front Door Mirror
- 10/150 Rear Reading Light
- 10/249 Sill Lighting, Front Driver's Side
- 10/250 Sill Lighting, Front Passenger Side
- 10/251 Sill Lighting, Rear Driver's Side
- 10/252 Sill Lighting, Rear Passenger Side
- 11A/No.Main Fuses In the Engine Compartment Fuse Box
- 11B/No.Fuses In the Engine Compartment Fuse Box
- 11D/A Fuses In Cargo Compartment Fuse Box
- 11D/B Fuses In Cargo Compartment Fuse Box
- 11D/D Fuses In Cargo Compartment Fuse Box
- 15/31 Distribution Box In Engine Compartment
- 15/32 Rear Electrical Center
- 15/33 Engine Compartment Cold Zone
- 16/1 Integrated Audio Module (IAM)
- 16/3.1 Right-Hand Front Door Speaker
- 16/3.2 Right-Hand Front Door Speaker
- 16/4.1 Left-Hand Front Door Speaker
- 16/4.2 Left-Hand Front Door Speaker
- 16/5 Right-Hand Rear Door Speaker
- 16/6 Left-Hand Rear Door Speaker
- 16/10 Horn 1
- 16/11 Horn 2
- 16/16 Window Antenna Amplifier
- 16/26 Center Dashboard Speaker
- 16/35 Siren Control Module (SCM)
- 16/45 Navigation System Portable
- 16/46 High Level Display Front Module (HLDF)
- 16/47 Antenna GSM/GPS/RDAR
- 16/55 Left-Hand Front Tweeter
- 16/56 Right-Hand Front Tweeter
- 16/60 Phone Module (PHM)
- 16/62 Hand Unit, Mobile Phone
- 16/81A Screen, LH Head Restraint
- 16/81B Screen, RH Head Restraint
- 16/98 Microphone
- 16/105 Audio Module (AUD)
- 16/108 Multimedia Module (MMM)
- 16/109 DVD Player/Control Module
- 16/111 Rear Headphone Sockets
- 16/123 Auxiliary Equipment Input (AUX)
- 16/123.2 Auxiliary Equipment Input (AUX)
- 16/123.3 RSE-AUX Input
- 16/127 Microphone, Mobile Phone Handsfree
- 16/132 Antenna, Door Lock, Bumper
- 16/133 Antenna, Door Lock, Cargo Compartment
- 16/134 Antenna, Door Lock, Passenger Compartment 2
- 16/135 Antenna, Door Lock, Passenger Compartment 3
- 16/136 LH Rear Door Tweeter
- 16/137 RH Rear Door Tweeter
- 16/138 Right-Hand Rear Window Antenna
- 16/140 SIM Card Reader
- 16/141 Interference Filter, Rear Window, LH
- 16/145 Remote Digital Audio Receiver (RDAR)
- 16/147 Bluetooth Phone Module (BPM)
- 16/159 Control Module, Mobile Phone Handsfree
- 17/13 Data Link Connector
- 17/19 12V Outlet, Cargo Compartment
- 17/37 4-Pin Outlet, Tow Hitch Cable Harness
- 17/38 7-Pin Outlet, Tow Hitch Cable Harness
- 17/39 13-Pin Outlet, Tow Hitch Cable Harness
- 17/42 USB-Port
- 18/4 Contact Reel
- 20/3-8 Spark Plug and Ignition Coil
- 20/12-13 Spark Plug and Ignition Coil
- 20/16 Capacitor
- 26/6 Converter/Control Module, Sill Moldings, Driver's Side
- 26/7 Converter/Control Module, Sill Moldings, Passenger Side
- 27/2 Indicator, Visual Collision Warning
- 27/3 Left Camera Module (LCM)
- 27/4 Right-Hand Camera Module (RCM)
- 27/6 Camera
- 31/Al Ground Connection, Auxiliary Lights
- 31/INFOT Ground Connection, Infotainment
- 31/TRM Ground Connection, Accessories
- 31/XX4 Ground Connection, Engine-Body
- 31/XX5 Ground Connection, ECM
- 31/XX10 Ground Connection, Left Wheel Housing 1
- 31/XX14 Ground Connection, Left Wheel Housing 3 (ABS)
- 31/XX15 Ground Connection, Right Wheel Housing
- 31/1 Ground Connection, PTC
- 31/2 Ground Connection, Left Wheel Housing
- 31/3 Ground Connection, Body Battery
- 31/4 Ground Connection, Engine
- 31/6 Ground Connection, Left Bottom Rail
- 31/7 Ground Connection, Left Bottom Rail
- 31/10 Ground Connection, Left Bottom Rail
- 31/15 Ground Connection, Right Bottom Rail
- 31/47 Ground Connection, Left Rear Bumper Abutment
- 31/48 Ground Connection, Right Rear Bumper Abutment
- 31/65 Ground Connection, Rear Seat Riser, Left Side
- 31/67 Ground Connection, Rear Seat Riser, Right Side 1
- 31/68 Ground Connection, Rear Seat Riser, Right Side 2
- 31/83 Ground Connection, Left Bottom Rail
- 31/84 Ground Connection, Right Bottom Rail
- 31/90 Ground Connection, Engine Ignition Coils
- 31/93 Ground Connection, Left Wheel Housing 2
- 31/94 Ground Connection, Right Wheel Housing 2
- 31/95 Ground Connection, Left Wheel Housing
- 31/96 Ground Connection, Right Wheel Housing 3
- 31/100 Ground Connection, Engine Ignition Coils
- 73/### Branching Points
- 74/9 Connector
- 74/30 Connector
- 74/31 Connector
- 74/53 Connector
- 74/99 Connector
- 74/133 Connector
- 74/276 Connector
- 74/277 Connector
- 74/301 Connector
- 74/303 Connector
- 74/304 Connector
- 74/308 Connector
- 74/401 Connector
- 74/402 Connector
- 74/403 Connector
- 74/404 Connector
- 74/405 Connector
- 74/406 Connector
- 74/407 Connector
- 74/407B Connector
- 74/408 Connector
- 74/409 Connector
- 74/411 Connector
- 74/412 Connector
- 74/413 Connector
- 74/414 Connector
- 74/501 Connector
- 74/502 Connector
- 74/503 Connector
- 74/504 Connector
- 74/504B Connector
- 74/505 Connector
- 74/507 Connector
- 74/508 Connector
- 74/509 Connector
- 74/510 Connector
- 74/511 Connector
- 74/512 Connector
- 74/513 Connector
- 74/514 Connector
- 74/518 Connector
- 74/519 Connector
- 74/520 Connector
- 74/523 Connector
- 74/524 Connector
- 74/525 Connector
- 74/529 Connector
- 74/601 Connector
- 74/602 Connector
- 74/603 Connector
- 74/701 Connector
- 74/702 Connector
- Wire Color Code and Other Abbreviations
- List of Components By Component Number
- How to Use the Wiring Diagrams
- Changes Implemented Up to and Including September 2007
- List of Components By Component Number
- Wire Color Code and Other Abbreviations
- Diagnostic Aids
- Electrical Diagrams