Engine Control Module
Description and Operation
Testing and Inspection
Locations
Service and Repair
Diagrams- Diagram Information and Instructions
- Diagram Legend
- F/no. Fuse
- PF/no. Main Fuse By Battery
- R/no. Relay
- 1/1 Battery
- 2/16 Relay, Rear Window Wiper
- 2/17 Relay, Horn
- 2/22 Relay, Climate Control System
- 2/23 Relay Fuel Pump
- 2/32 Main Relay, Engine Management System
- 2/34 Relay, Front Fog Lights
- 2/35 Relay, Starter Motor
- 2/63 Relay, High Beam
- 2/64 Relay, Auxiliary Light (Accessory)
- 2/80 Relay, Reversing Lights
- 2/82 Relay, Heated Rear Window
- 2/89 Relay, Interior Lighting
- 2/92 Relay, Windshield Washer Motor
- 2/93 Relay, Rear Window Washer Motor
- 2/159 Relay, Infotainment
- 2/182 Relay, Headlight Washer Motor
- 2/193 Relay, Comfort Functions
- 3/1 Ignition Switch
- 3/4 Control Unit, Cruise Control (SWS)
- 3/6 Switch, Hazard Warning Flashers
- 3/8 Switch, Electrically Heated Rear Window/Rear-View Mirrors
- 3/9 Contact Brake Light
- 3/10 Reversing Light Contact
- 3/25 Switch, Power Sunroof
- 3/26 Switch Unit, Power Driver's Seat
- 3/27 Switch Unit, Power Passenger Seat
- 3/35 Switch, Handle Trunk/Tailgate
- 3/37 Contact Horn
- 3/39 Contact Clutch Pedal
- 3/46 Seat Contact, Passenger Seat
- 3/47 Parking Brake Contact
- 3/60 Switch, Auxiliary Lights
- 3/62 Hood Alarm Contact
- 3/74 Lock Unit, Driver's Door
- 3/75 Lock Unit, Passenger Door
- 3/76 Lock Unit, Left Rear Door
- 3/77 Lock Unit, Right Rear Door
- 3/78 Lock Unit, Trunk Lid/Tailgate
- 3/80 Switch, Central Locking Driver's Door
- 3/81 Switch, Power Windows Driver's Door
- 3/82 Switch, Central Locking Passenger Door
- 3/83 Switch, Power Window Passenger Door
- 3/85 Power Window Switch, Left Rear Door
- 3/86 Power Window Switch, Right Rear Door
- 3/93 Contact Belt Buckle, Driver's Seat
- 3/94 Contact Belt Buckle, Passenger Seat
- 3/95 Spin Control Switch
- 3/111 Switch Unit, Lights
- 3/112 Climate Control Module (CCM)
- 3/117 Switch Unit, Ceiling 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)
- 3/155 Program Selector, Automatic Transmission
- 3/156 Gear Selector Module (GSM)
- 3/157 Switch, Passenger Airbag Cut Off Switch (PACOS)
- 3/173 Switch, Trunk Lid/Tailgate Private Lock
- 3/174 Switch, Reduced Alarm
- 3/217 Belt Buckle Contact, Left Rear
- 3/218 Belt Buckle Contact, Center Rear
- 3/219 Belt Buckle Contact, Right Rear
- 3/254 Steering Wheel Module (SWM)
- 3/255 Position Sensor, Driver's Seat
- 3/256 Position Sensor, Passenger Seat
- 3/258-3/265 Contact, Locking
- 3/267 Control Unit, Telematics
- 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 Control Module
- 4/46 Engine Control Module (ECM)
- 4/52 Power Seat Module (PSM)
- 4/56 Central Electronic Module (CEM)
- 4/71 Cooling Fan Control Module
- 4/78 Accessory Electronic Module (AEM)
- 4/82 Differential Electronic Module (DEM)
- 4/83 Control Module Fuel Pump
- 4/86 Control Module, Parking Assistance Module (PAM)
- 4/93 Keyless Vehicle Module (KVM)
- 4/102 Steering Column Lock Module (SCL)
- 4/103 Remote Entry (RRX)
- 4/103 Remote Entry (RRX), Keyless Vehicle
- 4/110 Trailer Module (TRM)
- 4/111 Additive Dosing Module (ADM)
- 4/112 Control Module, Gas Discharge Lamp Master, Left
- 4/113 Control Module, Gas Discharge Lamp Slave, Right
- 5/1 Driver Information Module (DIM)
- 6/1 Wiper Motor Module (WMM)
- 6/2 Washer Pump
- 6/16 Driver Seat Motor, Backrest Angle
- 6/17 Driver's Seat Motor, Front Edge Up/Down
- 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
- 6/28 Motor, Passenger Compartment Fan
- 6/29 Motor, Electric Cooling Fan
- 6/32 Rear Window Wiper Motor
- 6/33 Fuel Pump
- 6/37 Lock Motor, Fuel Filler Flap
- 6/38 Motor, Left Headlight Adjustment
- 6/39 Motor, Right Headlight Adjustment
- 6/48 Damper Motor, Recirculation
- 6/62 Power Rear-View Mirror Driver's Door
- 6/63 Power Rear-View Mirror Passenger Door
- 6/64 Motor Passenger Seat, Backrest Angle
- 6/65 Motor Passenger Seat, Up/Down Front Edge
- 6/66 Motor Passenger Seat, Up/Down Rear Edge
- 6/71 Electrical Power Steering Module (EPS)
- 6/95 Damper Motor, Temperature, Left-Hand Side
- 6/96 Damper Motor, Temperature, Right-Hand Side
- 6/99 Engine EGR
- 6/102 Damper Motor, Defroster
- 6/103 Damper Motor, Floor/Ventilation
- 6/104 Pump, High Pressure Headlight Washer
- 6/114 Vacuum Pump
- 6/117 Interior Temperature Sensor
- 6/120 Engine Throttle Body
- 7/3 Temperature Sensor Battery
- 7/4 Brake Fluid Level Sensor
- 7/5 Washer Fluid Level Sensor
- 7/6 Oil Pressure Monitor
- 7/8 Pressure Sensor, Climate Control System
- 7/12 Solar Sensor, Twilight Sensor And Indicator Alarm
- 7/15 Heated Oxygen Sensor, Front
- 7/16 Sensor, Coolant Temperature
- 7/17 Mass Airflow Sensor MAF
- 7/24 Knock Sensor Front
- 7/25 Impulse Sensor
- 7/31 Sensor ABS, Front Left
- 7/32 Sensor ABS, Front Right
- 7/41 Temperature Sensor Evaporator
- 7/51 Accelerator Pedal Sensor
- 7/56 Sensor ABS, Rear Left
- 7/57 Sensor ABS, Rear Right
- 7/61 Sensor Input Speed
- 7/62 Sensor Output Speed
- 7/69 Sensor Outdoor Temperature
- 7/71 Sensor Boost Pressure
- 7/74 Sensor Oil Temperature, Automatic Transmission
- 7/77 Temperature Sensor, Intake Air 1
- 7/77 Temperature Sensor, Intake Air 2
- 7/81 Pressure Sensor, Intake Manifold
- 7/82 Heated Oxygen Sensor, Rear
- 7/93 Occupant Weight Sensor (OWS)
- 7/100 Level Sensor Alarm
- 7/108 Side Impact Sensor, Rear Left
- 7/109 Side Impact Sensor, Rear Right
- 7/110 Sensor Temperature Driver's Seat
- 7/111 Sensor Temperature Passenger Seat
- 7/115 Side Impact Sensor, Front Left
- 7/116 Side Impact Sensor, Front Right
- 7/120 Angle Sensor, Bi-Xenon Rear
- 7/121 Angle Sensor, Bi-Xenon Front
- 7/122 Mass Movement Sensor, Front
- 7/123 Sensor Clutch Pedal
- 7/124 Sensor Brake Pedal
- 7/131-7/134 Sensor Parking Assistance 1-4
- 7/143 Sensor Fuel Level, Pump Side
- 7/149 Rain Sensor Module (RSM)
- 7/154 Sensor Fuel Temperature
- 7/158 Mass Movement Sensor Rear
- 7/159 Air Quality Sensor
- 7/164 Body Sensor Cluster (BSC)
- 7/165 Pressure And Temperature Sensor, Intake Manifold
- 7/172 Position Sensor Camshaft, Intake Side
- 7/173 Position Sensor Camshaft, Exhaust Side
- 7/178 Front Impact Sensor, Right
- 7/179 Front Impact Sensor, Left
- 7/182 Remote Control IR Sensor, RTI
- 7/194 Sensor Belt Roller, Driver
- 7/195 Sensor Belt Roller, Passenger
- 7/204 -7/207Sensor Parking Assistance 5-8
- 8/3 Electromagnetic Clutch, Climate Control System
- 8/6-10 Injection Valves
- 8/18 EVAP Valve
- 8/19 Solenoid, Variable Valve Timing, Intake
- 8/28 Turbocharger Control Valve
- 8/30 Igniter Airbag, Driver's Side
- 8/31 Airbag Igniter, Passenger Side
- 8/32 Igniter, Airbag Stage 2, Passenger Side
- 8/33 Igniter, Belt Tensioner, Driver's Side
- 8/34 Igniter, Belt Tensioner, Passenger Side
- 8/36 Solenoid Shift Lock
- 8/37 Automatic Transmission
- 8/38 Shift Solenoid 1
- 8/39 Shift Solenoid 2
- 8/40 Lock-Up Solenoid
- 8/41 Pressure Solenoid
- 8/48 Auto-Dimming Rearview Mirror
- 8/51 Igniter Side Airbag, Driver's Side
- 8/52 Igniter Side Airbag, Passenger Side
- 8/55 Igniter, Left Rear Belt Tensioner
- 8/56 Igniter, Right Rear Belt Tensioner
- 8/61 Igniter Airbag, Driver's Side, Stage 2
- 8/66 Igniter, Left Inflatable Curtain
- 8/67 Igniter, Right Inflatable Curtain
- 8/68 Bypass Valve
- 8/71 Throttle Solenoid
- 8/72 Shift Solenoid 3
- 8/73 Shift Solenoid 4
- 8/74 Shift Solenoid 5
- 8/77 Control Valve Fuel Volume
- 8/81 Solenoid, Variable Valve Timing Outlet
- 8/84 Switch, Vacuum Pump
- 8/92 Lap Belt Tensioner, Driver
- 8/99 Igniter, Steering Column
- 8/119 Pressure Monitor, Climate Control System
- 8/120 EGR Valve
- 8/121 Valve Coolant
- 8/127 Pressure Switch, Climate Control System
- 8/128 Driver's Belt Force Limiter
- 8/129 Passenger Belt Force Limiter
- 8/131 Shut-Off Valve, Expansion Tank
- 8/132 Control Valve Inlet
- 8/133 Control Valve Fuel Pressure
- 8/134 Solenoid, Reverse Interlock, Manual
- 9/1 Front 12V Outlet
- 9/2 Heated Rear Window
- 9/12 Seat Heater Module (SHM), Driver's Side
- 9/13 Seat Heater Module (SHM), Passenger Side
- 9/16 Heating Coil, Backrest Driver's Seat
- 9/17 Heating Coil, Backrest Passenger Seat
- 9/18 Heating Coil, Seat Cushion Driver's Seat
- 9/19 Heating Coil, Seat Cushion Passenger Seat
- 9/25 Rear 12V Outlet
- 9/32 PTC Resistor, Oil Trap
- 9/33 Electrically Heated Rear-View Mirror, Driver's Door
- 9/34 Electrically Heated Rear-View Mirror, Passenger Door
- 9/41 PTC-Element
- 10/1 Lamp Housing, Front Left
- 10/2 Lamp Housing, Front Right
- 10/3 License Plate Lighting
- 10/5 Fog Light, Front Left
- 10/6 Fog Light, Front Right
- 10/11 Running/Parking Light, Front Left
- 10/12 Running/Parking Light, Front Right
- 10/13 Direction Indicator, Front Left
- 10/14 Direction Indicator, Front Right
- 10/15 Direction Indicator, Rear-View Mirror Driver's Door
- 10/16 Direction Indicator, Rear-View Mirror Passenger Door
- 10/17 Lamp Housing, Rear Right
- 10/18 Lamp Housing, Rear Left
- 10/19 Brake Light Extra
- 10/22 Ceiling Light
- 10/24 Cargo Compartment Lighting
- 10/25 Ceiling Light, Cargo Compartment
- 10/29 Glove Compartment Lighting
- 10/43 Brake Light, Right
- 10/44 Tail Light 1, Right
- 10/45 Tail Light 2, Right
- 10/46 Fog Light, Right Rear
- 10/47 Direction Indicator, Right Rear
- 10/48 Reversing Light, Right
- 10/50 Brake Light, Left
- 10/51 Tail Light 1, Left
- 10/52 Tail Light 2, Left
- 10/53 Fog Light, Left Rear
- 10/54 Direction Indicator, Left Rear
- 10/55 Reversing Light, Left
- 10/64 High Beam, Right
- 10/65 Auxiliary Light, Front Right
- 10/66 Low Beam, Right
- 10/68 High Beam, Left
- 10/69 Auxiliary Light, Front Left
- 10/70 Low Beam, Left
- 10/97 Courtesy Lighting, Left
- 10/102 Courtesy Lighting, Right
- 10/114 Vanity Mirror Lighting, Left
- 10/115 Vanity Mirror Lighting, Right
- 10/148 Lighting, Rear-View Mirror Driver's Door
- 10/149 Lighting, Rear-View Mirror Passenger Door
- 10/150 Rear Reading Light
- 11/1 Suspended Fuse (Cargo Compartment)
- 15/31 Distribution Box In Engine Compartment
- 16/1 Infotainment Control Module (ICM)
- 16/3 Speaker, Passenger Door
- 16/4 Speaker, Driver's Door
- 16/5 Speaker, Right Rear Door
- 16/6 Speaker, Left Rear Door
- 16/9 Window Antenna
- 16/10 Horn 1
- 16/11 Horn 2
- 16/16 Window Antenna Amplifier
- 16/26 Speaker, Dashboard Middle
- 16/26 Speaker, Dashboard Middle, RTI
- 16/35 Siren (SCM)
- 16/46 RTI Display
- 16/47 GPS Antenna RTI
- 16/49 Traffic Message Channel Module (TMC)
- 16/55 Treble Speaker, Driver's Door
- 16/56 Treble Speaker, Passenger Door
- 16/60 Phone Module (PHM)
- 16/62 Hand Unit, Cellular Phone
- 16/64 Antenna, Cellular Phone
- 16/79 Subwoofer Module (SUB)
- 16/93 Control Module, Cellular Phone Handsfree
- 16/94 AM/FM Tuner Module (AFM)
- 16/98 Microphone
- 16/105 Audio Module (AUD)
- 16/107 Media Player Module (MPM)
- 16/108 Multimedia Module (MMM)
- 16/126 Holder, Handsfree Cellular Phone
- 16/127 Microphone, Handsfree Cellular Phone
- 16/128-16/131 Antenna Door Lock Front
- 16/132 Antenna Door Lock Cargo Compartment
- 16/133 Antenna Door Lock Cabin 1 Rear
- 16/134 Antenna Door Lock Cabin 2
- 16/135 Antenna Door Lock Cabin 3
- 16/136 Treble Speaker, Left Rear Door
- 16/137 Treble Speaker, Right Rear Door
- 16/138 Rear Window Antenna, Right
- 16/139 Global Positioning System Module (GPS)
- 16/140 SIM Card Reader
- 16/141 Interference Filter, Rear Window, Left
- 16/142 Interference Filter, Rear Window, Right
- 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
- 18/4 Contact Reel
- 20/3-7 Spark Plug And Ignition Coil
- 31/3 Ground Connection, Left Strut Tower
- 31/4 Ground Connection, Engine
- 31/6 Ground Connection, A-Pillar Driver Side
- 31/10 Ground Connection, A-Pillar Passenger Side
- 31/11 Ground Connection, Left Side Rear
- 31/12 Ground Connection, Right Side Rear
- 31/52 Ground Connection, Left Strut Tower
- 31/66 Ground Connection, Left B-Pillar
- 31/67 Ground Connection, Right B-Pillar
- 31/80 Ground Connection, Left Strut Tower
- 31/83 Ground Connection, A-Pillar Driver Side
- 31/84 Ground Connection, A-Pillar Passenger Side
- 31/88 Ground Connection, Engine
- 31/89 Ground Connection, Engine
- 31/102 Ground Connection, Frame Member
- 31/110 Ground Connection, Right Strut Tower
- 31/112 Ground Connection, Right Strut Tower
- 31/114 Ground Connection, Left Strut Tower
- 31/115 Ground Connection, Left A-Pillar
- 31/116 Ground Connection, Right A-Pillar
- 31/119 Ground Connection, Left Strut Tower
- 63/### Branching Points
- 64/12 Connector
- 64/18 Connector
- 64/25G Connector
- 64/30 Connector
- 64/31 Connector
- 64/34 Connector
- 64/40 Connector
- 64/41 Connector
- 64/43 Connector
- 64/45 Connector
- 64/47 Connector
- 64/48 Connector
- 64/50 Connector
- 64/51 Connector
- 64/79V Connector
- 64/81 Connector
- 64/90 Connector
- 64/111 Connector
- 64/112 Connector
- 64/113 Connector
- 64/322 Connector
- 64/425 Connector
- 64/545 Connector
- 64/599 Connector
- 64/600 Connector
- 64/814 Connector
- 64/815 Connector
- 64/816 Connector
- 64/817 Connector
- 64/861 Connector
- 64/862 Connector
- 64/977A Connector
- 64/978 Connector
- 64/979 Connector
- 64/979G Connector
- How to Use the Wiring Diagrams
- Wire Color Code Identification and Other Abbreviations
- Relays, General
- Diagnostic Aids
- Electrical Diagrams
Technical Service Bulletins