All Wiring Diagrams for Volvo S40 2003

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Volvo S40 2003

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Volvo S40 2003:

• (left side of dash) g1
• (left side of dash) g2
• A/c evaporator & a/c outside temperature sensors
• Anti-lock brakes system
• Climate control module
• Climate control temperature damper
• Coolant temperature sensor
• Data link connector
• Defogger system
• Distribution rail (left side of dash)
• E10
• Engine compartment fuse & relay box (in left rear of engine compartment)
• Fuse 10a
• Fuse 15a
• Fuse 25a
• G1 (left side of dash)
• Hot at all times
• Hot in on
• Interior lights system
• J14
• Passenger compartment fan max speed relay
• Passenger compartment fan motor
• Passenger compartment fan relay
• Passenger compartment fan speed control module
• Passenger compartment fuse & relay box (behind left end of dash)
• Pnk
• Recirculation damper motor
• Red
• Seats system
• Solar sensor
• Solid state
• Ventilation/floor/defroster damper motor

Automatic A/C Wiring Diagram (2 of 2) for Volvo S40 2003

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Volvo S40 2003:

• (behind left headlight) g8
• (behind right headlamp) g9
• A/c compressor clutch solenoid
• A/c compressor relay (in engine compartment fuse & relay box)
• A/c condenser fan
• A/c condenser fan relay (in engine compartment fuse & relay box)
• A/c pressure sensor
• B13
• B15
• Central electronic module (cem)
• Combined instrument panel
• Coolant temperature sensor
• Electric cooling fan relay (speed 1) (in engine compartment fuse & relay box)
• Electric cooling fan relay (speed 2) (in engine compartment fuse & relay box)
• Engine compartment fuse & relay box (in left rear of engine compartment)
• Engine management system (ems 2000) control module
• Fuse 15a
• Fuse 30a
• Hot at all times
• Nca
• Red
• Red/
• Two (2) speed cooling fan motor

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram for Volvo S40 2003

List of elements for Anti-lock Brakes Wiring Diagram for Volvo S40 2003:

• A17
• Abs control module (right front corner of engine compt)
• Abs warning indicator
• B14
• B16
• B22
• Brake fluid level sensor (in brake master cylinder reservoir)
• Brake fluid level warning indicator
• Central electronic module (behind left end of dash)
• Climate control module (ccm) (behind center of dash)
• Combined instrument panel
• Data link connector (below left center of dash)
• Distribution rail (behind left side of dash)
• Dynamic stability control module (behind right end of dash)
• Dynamic stability on indicator
• E11
• E12
• Engine compartment fuse & relay box (left rear of engine compt)
• Engine control module (behind center of dash)
• Exterior lights system
• Fuse 10a
• Fuse 50a
• G4 (left side of dash)
• G7 (below center console)
• G8 (behind left headlamp)
• G9 (behind right headlamp)
• Hot at all times
• Hot in on or start
• I10
• I14
• Left front abs speed sensor (on wheel hub)
• Left rear abs speed sensor (on wheel hub)
• Passenger compartment fuse & relay box (behind left end of dash)
• Red
• Right front abs speed sensor (on wheel hub)
• Right rear abs speed sensor (on wheel hub)
• Speedo

ANTI-THEFT

Forced Entry Wiring Diagram for Volvo S40 2003

List of elements for Forced Entry Wiring Diagram for Volvo S40 2003:

• (behind left headlamp) g8
• (left rear side of cargo compt) g10 g12
• (left side of dash) g1
• (right rear side of cargo compt) g11 g12
• (s40) (v40)
• A10
• A12
• A13
• A16
• A18
• A19
• A20
• A22
• A23
• A24
• A25
• A26
• Alarm siren (left front of engine compt)
• B10
• B11
• B14
• B15
• B16
• B19
• C10
• Cargo compartment area, lighting/ alarm contact
• Computer data lines system
• Distribution rail (left side of dash)
• Driver door contact
• Driver's door central locking switch
• Driver's door lock switch
• Driver's door power windows/ mirrors switch unit
• E10
• Engine compartment fuse & relay box (in left rear corner of engine compt)
• Exterior lights system
• F10
• Fuse 10a
• Fuse 15a
• Fuse 20a
• G1 (left side of dash)
• G15
• G16
• G9 (behind right headlamp)
• Glass breakage sensor (on roof, at center of windshield)
• Hood alarm contact
• Hot at all times
• Hot in on
• Hot in on or start
• Interior lights system
• Key inserted warning relay
• Key- inserted warning contact
• Left rear door contact
• Passenger compartment fuse & relay box (behind left end of dash)
• Passenger door central locking switch
• Passenger door contact
• Pnk
• Red
• Right rear door contact
• Ultrasonic glass breakage sensor (below right side of dash)
• Vgla control module (behind lower center of dash)
• Vgla receiver (in rear of engine compt)

Immobilizer Wiring Diagram for Volvo S40 2003

List of elements for Immobilizer Wiring Diagram for Volvo S40 2003:

• (left side of dash)
• A/t
• A11
• A17
• Acc
• Automatic transmission
• B24
• Combined instrument panel
• Data link connector (beneath left center of dash)
• Distri- bution rail (left side of dash)
• Distribution rail (left side of dash)
• Electronic immobilizer antenna ring
• Electronic immobilizer control module (behind left end of dash)
• Engine compartment fuse & relay box (left rear of engine compt)
• Engine control module (behind center of dash)
• Fuse 10a
• Fuse 20a
• Fuse 40a
• Hot at all times
• Hot in on or start
• I15
• Ignition switch
• Immobilizer indicator
• M/t
• Off
• Passenger compartment fuse & relay box
• Passenger compartment fuse & relay box (behind left end of dash)
• Red
• Solar sensor/ electronic immobilizer alarm indicator
• Start
• Starter motor
• Starter motor relay (left side of dash)
• Vgla control module (behind center of dash)

BODY CONTROL MODULES

Body Control Modules Wiring Diagram for Volvo S40 2003

List of elements for Body Control Modules Wiring Diagram for Volvo S40 2003:

• Air conditioning system, interior lights system
• Anti-lock brake system
• Anti-lock brake system, transmission system
• Central electronic module (cem) (behind left end of dash)
• Computer data lines system
• Cruise control system
• Cruise control system, transmission system
• Cruise control system, instrument cluster system, air conditioning system
• E13
• Engine compartment fuse & relay box (in left rear corner of engine compt)
• Exterior lights system
• Exterior lights system, headlights system
• Exterior lights system, sound system
• F10
• F11
• F12
• F13
• F14
• F15
• F16
• Fuse 10a
• Fuse 12 15a
• Fuse 14 20a
• Fuse 15a
• Fuse 20a
• Fuse 4 10a
• G2 (left side of dash)
• Headlights system
• Hot at all times
• Hot in acc or on
• I22
• Instrument cluster system
• Interior lights system
• Interior lights system, sound system
• P10
• P11
• P12
• P13
• P14
• P15
• P16
• P17
• P18
• Passenger compartment fuse & relay box (behind left end of dash)
• Wiper/washer system

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Volvo S40 2003

List of elements for Computer Data Lines Wiring Diagram for Volvo S40 2003:

• (left side of dash)
• Abs control module
• Automatic transmission vacuum pump
• Automatic transmission vacuum pump relay
• B19
• B2/7
• Central electronic module (cem)
• Climate control module (ccm)
• Combined instrument panel
• Cruise control module
• Data link connector
• Distribution rail
• Dynamic stability assistance (dsa) control module
• E10
• Electronic immobilizer control module
• Engine management system control module
• Fuse 15a
• Hot at all times
• If equipped
• Nca
• Passenger compartment fuse & relay box
• Solid state
• Transmission control module (tcm)
• Vgla control module (locks & alarm)
• Xenon lamps control module

COOLING FAN

Cooling Fan Wiring Diagram for Volvo S40 2003

List of elements for Cooling Fan Wiring Diagram for Volvo S40 2003:

• 2 speed cooling fan motor (in front of eng compt)
• Coolant temperature sensor (engine) (left front of engine)
• Electric cooling fan relay (speed 1) (in engine compt fuse & relay box)
• Electric cooling fan relay (speed 2) (in engine compt fuse & relay box)
• Engine compartment fuse & relay box (in left rear corner of engine compt)
• Engine control module (ecm) (behind lower center of dash)
• Fuse 30a
• G8 (behind left headlamp)
• Hot at all times
• Red

CRUISE CONTROL

Cruise Control Wiring Diagram for Volvo S40 2003

List of elements for Cruise Control Wiring Diagram for Volvo S40 2003:

• A13
• A18
• Acc
• Air conditioning system
• B15
• Brake lights contact/unlocking gear selector (on bracket, above brake pedal)
• Central electric module (cem) (behind left end of dash)
• Combined instrument panel
• Cruise control brake pedal contact (on bracket, above brake pedal)
• Cruise control ind
• Cruise control module (behind right center of dash)
• Cruise control switch
• Cruise control vacuum pump (in left rear corner of engine compt)
• D10
• Data link connector (beneath left center of dash)
• Dec
• Distribution rail (left side of dash)
• Fuse 10a
• Fuse 15a
• G1 (left side of dash)
• G2 (left side of dash)
• Hot at all times
• Hot in on or start
• J14
• Off
• Passenger compartment fuse & relay box (behind left end of dash)
• Pnk
• Red
• Res
• Speedometer
• Starter motor relay (left side of dash)

DEFOGGERS

Defoggers Wiring Diagram for Volvo S40 2003

List of elements for Defoggers Wiring Diagram for Volvo S40 2003:

• Climate control module
• Distrib- ution rail
• Driver's door heated mirror
• Driver's door power windows/ mirrors switch unit
• Engine compartment fuse & relay box (in left rear corner of engine compartment)
• Fuse 15a
• Fuse 5 25a
• G1 (left side of dash)
• G11 (s40) (right rear side of cargo compt)
• G12
• G12 (v40) (left rear side of cargo compt)
• G2 (left side of dash)
• Heated rear window
• Heated rear window/door mirrors relay
• Hot at all times
• Hot in run
• J15
• J16
• J18
• Passenger compartment fuse & relay box (behind left end of dash)
• Passenger door heated mirror

ENGINE PERFORMANCE

1.9L TURBO

1.9L Turbo, Engine Performance Wiring Diagram (1 of 3) for Volvo S40 2003

List of elements for 1.9L Turbo, Engine Performance Wiring Diagram (1 of 3) for Volvo S40 2003:

• (at left front of eng compt) evap valve
• (at right rear of eng compt, on strut tower)
• (on left side of eng compt) mass airflow (maf) sensor
• (on left side of eng compt, near air cleaner) turbocharger control valve
• + nca
• - nca
• 31/6
• 31/7 (under center of dash)
• A17
• Abs system
• B10
• B23
• Cooling fans system
• Engine management system (behind lower center of dash)
• Exhaust gas warning lamp
• Ignition coil (1 & 4 cyl)
• Ignition coil (2 & 3 cyl)
• Instrument cluster
• Leakage diagnostic pump (at left rear of vehicle)
• Micro-controller
• Nca
• Noise filter
• Pnk
• Pulse transmitter (on rear of engine)
• Red
• Tachometer
• Transmissions system

1.9L Turbo, Engine Performance Wiring Diagram (2 of 3) for Volvo S40 2003

List of elements for 1.9L Turbo, Engine Performance Wiring Diagram (2 of 3) for Volvo S40 2003:

• (in fuel tank) fuel pump
• 31/1 (at left rear of eng compt)
• 31/2 (at left rear of eng compt)
• 31/4 (at left rear of eng compt)
• Charge pressure sensor 1 (near left rear of engine)
• Crankcase breather
• Engine compartment fuse & relay box (at left rear corner of engine compt)
• Engine management system main relay (in engine compt fuse & relay box)
• Engine temperature sensor (on rear of engine)
• Front heated oxygen sensor (on exhaust system, upstream of catalytic converter)
• Fuel filter
• Fuse 11 10a
• Fuse 11 20a
• Fuse 17 15a
• Fuse 18 10a
• Hot at all times
• Hot in on or start
• I13
• I14
• Knock sensor (at left side of engine)
• Nca
• Passenger compartment fuse & relay box (behind left end of dash)
• Pnk
• Rear heated oxygen sensor (on exhaust system, downstream of catalytic converter)
• Red

1.9L Turbo, Engine Performance Wiring Diagram (3 of 3) for Volvo S40 2003

List of elements for 1.9L Turbo, Engine Performance Wiring Diagram (3 of 3) for Volvo S40 2003:

• (at right front side of engine) cvvt valve
• (behind left end of dash) electronic immobilizer control module
• (in right front corner of eng compt) abs control module
• (on left side of cylinder head) idling valve
• A/c pressure sensor (in left front corner of engine compt)
• A/c system
• Abs system
• Air temperature sensor (at center front of eng compt)
• Camshaft position sensor (on cylinder head)
• Charge pressure sensor 2 (on left side of engine)
• Engine management system (behind lower center of dash)
• Fuel injectors
• Nca
• Pnk
• Red
• Throttle position sensor (on throttle body)
• Transmissions system

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Volvo S40 2003

List of elements for Back-up Lamps Wiring Diagram for Volvo S40 2003:

• A/t
• Automatic transmission
• B1/1
• B1/8
• B1/9
• B2/1
• C12
• Central electric module (cem) (behind left end of dash)
• Fuse 10a
• Fuse 15a
• G10 (left rear side of cargo compt)
• G11 (right rear side of cargo compt)
• G12 (left rear side of cargo compt)
• G2 (left side of dash)
• Hot in run
• Hot in run or start
• I22
• Left & right back-up lamps
• Left rear lamp housing
• Left reverse light
• M/t
• Nca
• Passenger compartment fuse & relay box (behind left end of dash)
• Reversing light contact
• Right rear lamp housing
• Right reverse light
• S40
• Trunk lid/ tailgate lamp housing
• V40

Exterior Lamps Wiring Diagram (1 of 2) for Volvo S40 2003

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Volvo S40 2003:

• (left side of dash) g2
• (s40) (v40)
• Auxiliary brake light
• B1/1
• B1/10
• B1/2
• B1/3
• B1/6
• B2/1
• B2/5
• Brake lights/ unlocking selector lever switch
• C12
• Central electric module (cem) (behind left end of dash)
• Engine compartment fuse & relay box (left rear corner of engine compt)
• F11
• Fuse 10a
• Fuse 15a
• G10
• G11
• G12 (left rear side of cargo compt)
• G12 (right rear side of cargo compt)
• G13 (right rear side of cargo compt)
• G6 g6
• G8 (behind left headlamp)
• G9 (behind right headlamp)
• Hot at all times
• Hot in acc or run
• Hot in run
• Hot in run or start
• I13
• I22
• Left brake light
• Left front direction indicator
• Left front park light
• Left front parking light/ direction indicator lamp housing
• Left front side marker lamp
• Left rear lamp hous- ing
• Left rear park light
• Lights switch unit
• P16
• P17
• P18
• Passenger compartment fuse & relay box (behind left end of dash)
• Pnk
• Right brake light
• Right front direction indicator
• Right front park light
• Right front parking light/ direction indicator lamp housing
• Right front side marker lamp
• Right rear lamp hous- ing
• Right rear park light
• S40
• S40 only
• Shift interlock system
• Trailer tow connec- tor
• Transmission system
• V40

Exterior Lamps Wiring Diagram (2 of 2) for Volvo S40 2003

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Volvo S40 2003:

• (s40) (v40)
• A12
• A13
• A15
• A17
• A22
• A26
• B18
• Bulb malfunction indicator
• C12
• C14
• C15
• C16
• C17
• Combined instrument panel
• Direction indicator relay
• E20
• Fuse 10a
• Fuse 15a
• G10 (left rear side of cargo compt)
• G10 (left rear side of trunk)
• G10 g12 (left rear side of cargo compt)
• G11 (right rear side of cargo compt)
• G11 g13 (right rear side of cargo compt)
• G12 (left rear side of cargo compt)
• G13 (right rear side of cargo compt)
• G17
• G18
• G19
• G2 (left side of dash)
• G8 (behind left headlamp)
• G9 (behind right headlamp)
• Hazard warning flasher switch
• Hot at all times
• Hot in run
• Hot in run or start
• I19
• I20
• I21
• J14
• Left front fender direc- tion indicator lamp
• Left license plate lamp
• Left rear direction indicator lamp
• Left rear lamp hous -ing
• Left rear lamp housing
• Left rear side marker light
• Left tail light
• Left turn indicator
• License lights
• Passenger compartment fuse & relay box (behind left end of dash)
• Pnk
• Right front fender direc- tion indicator lamp
• Right license plate lamp
• Right rear direction indicator lamp
• Right rear lamp hous -ing
• Right rear lamp housing
• Right rear side marker light
• Right tail light
• Right turn indicator
• S40 only
• Trailer indicator
• Trunk lid/ tailgate lamp housing
• Turn signal/ high-low beam switch
• Vgla control module (behind lower center of dash)
• Warning indicator

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram for Volvo S40 2003

List of elements for Ground Distribution Wiring Diagram for Volvo S40 2003:

• 2 speed cooling fan motor
• A/c condenser fan
• A/t vacuum pump relay
• Abs control module
• Adjustable driver door mirrors
• Alarm siren
• Audio amplifier
• Automatic transmission
• Automatic transmission gear selector lighting
• Automatic transmission program selector
• Automatic transmission program selector lighting
• Automatic transmission vacuum pump
• Auxiliary brake lamp (v40)
• Bass speaker (v40)
• Battery
• Brake fluid level sensor
• Camshaft position sensor
• Cargo compartment light/alarm contact (s40)
• Cargo compartment light/alarm contact (v40)
• Ceiling lights
• Central electronic module (cem)
• Child safety lock switch
• Cigarette lighter
• Cigarette lighter relay
• Climate control module
• Combined instrument panel
• Cruise control brake pedal switch
• Cruise control clutch pedal contact
• Cruise control module
• Data link connector
• Direction indicator high & low beam switch
• Driver door central locking switch
• Driver door contact
• Driver door power windows/ mirrors control module
• Driver power seat
• Driver seat temperature sensor
• Dsa control module
• Electric cooling fan motor
• Electronic immobilizer control module
• Electronic immobilzer control module
• Electronic immobilzer solar sensor alarm indicator
• Engine control module
• G1 (left side of dash)
• G10 (left rear side of cargo compt)
• G11 (right rear side of cargo compt)
• G12 (left rear side of cargo compt)
• G13 (right rear side of cargo compt)
• G15 (near battery)
• G2 (left side of dash)
• G3 (center of dash)
• G4 (center of firewall)
• G5 (near battery)
• G7 (below center console)
• G8 (behind left headlamp)
• G9 (behind right headlamp)
• Glove compartment light
• Heated rear window (s40)
• Heated rear window (v40)
• Hood alarm contact
• Horns 1 & 2
• Key inserted seat belt reminder control module
• Kick-down switch
• Left & right rear door contacts (v40)
• Left front fender turn signal
• Left front foglamp
• Left front side marker lamp
• Left front turn signal
• Left front turn signal lamp & parking lamp
• Left headlamp
• Left headlamp beam adjustment actuator
• Left headlamp wiper motor
• Left rear door contact (s40)
• Left rear door switch
• Left rear lamp housing (s40)
• Passenger compartment fan max speed relay
• Passenger compartment fan relay
• Passenger compartment fan speed control module
• Passenger door central locking switch
• Passenger door contact
• Passenger door heated mirror
• Passenger power door mirror
• Passenger power seat
• Passenger seat temperature sensor
• Power antenna (s40)
• Power sunroof control module
• Power window relay
• Radio
• Rear reading lights
• Rear window washer pump
• Rear window wiper motor (v40)
• Reduced alarm switch
• Retractable passenger door mirrors switch
• Right front fender turn signal
• Right front foglamp
• Right front side marker lamp
• Right front turn signal
• Right front turn signal lamp & parking lamp
• Right headlamp
• Right headlamp beam adjustment actuator
• Right headlamp wiper motor
• Right rear door contact (s40)
• Right rear door switch
• Right rear lamp housing (s40)
• Right rear lamp housing (v40)
• Shift lock relay
• Transmission control module
• Trip computer switch
• Trunk lid/ tailgate lamp housing (v40)
• Vanity mirror lights
• Vgla door lock & alarm control module
• Washer fluid level sensor
• Windshield washer pump
• Windshield wiper motor

HEADLIGHTS

Headlights Wiring Diagram (1 of 2) for Volvo S40 2003

List of elements for Headlights Wiring Diagram (1 of 2) for Volvo S40 2003:

• A13
• B1/1
• B1/11
• B2/1
• B2/3
• B2/4
• C12
• Central electric module (cem) (behind left end of dash)
• Combined instrument panel
• Engine compartment fuse & relay box (in left rear corner of engine compt)
• F11
• F12
• F13
• F14
• F15
• F16
• Front foglight ind
• Fuse 10a
• Fuse 15a
• Fuse 20a
• G2 (left side of dash)
• G8 (behind left headlamp)
• G9 (behind right headlamp)
• High beam ind
• Hot at all times
• Hot in on
• Hot in on or start
• I22
• J14
• Left front foglight
• P10
• P12
• P13
• P16
• P17
• P18
• Passenger compartment fuse & relay box (behind left end of dash)
• Rear foglight ind
• Right front foglight
• S40
• Solid state
• V40

Headlights Wiring Diagram (2 of 2) for Volvo S40 2003

List of elements for Headlights Wiring Diagram (2 of 2) for Volvo S40 2003:

• 56a
• Dimmer
• Direction indicator high & low beam switch
• Fuse 10a
• G1 (left side of dash)
• G10 (left rear side of cargo compt)
• G11 (left rear side of cargo compt)
• G12 (left rear side of cargo compt)
• G8 (behind left headlamp)
• G9 (behind right headlamp)
• High beam
• Hot in on or start
• Illumination
• Interior lights system
• Left head- light
• Left rear lamp housing
• Lights switch unit
• Low beam
• Passenger compartment fuse & relay box (behind left end of dash)
• Rear fog- light
• Right head- light
• Right rear lamp housing
• Trunk lid tailgate lamp housing

HORN

Horn Wiring Diagram for Volvo S40 2003

List of elements for Horn Wiring Diagram for Volvo S40 2003:

• Engine compartment fuse & relay box (left rear of engine compt)
• Fuse 29 15a
• G8 (behind right headlamp)
• Horn 1
• Horn 2
• Horn relay (in engine compartment fuse & relay box)
• Horn switch
• Hot at all times
• Windshield/ rear window wiper switch

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Volvo S40 2003

List of elements for Instrument Cluster Wiring Diagram for Volvo S40 2003:

• (left side of dash) g2
• (not used)
• A/t warning ind
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• Abs warning ind
• Anti-lock brakes system
• Anti-theft system
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• Brake fluid ind
• Brake fluid level sensor (in brake master cylinder reservoir)
• Bulb failure warning ind
• Central electric module (behind left end of dash)
• Charge ind
• Climate control module (ccm) (integral with a/c control, in center of dash)
• Combined instrument panel
• Computer data lines system
• Coolant temp warning light
• Cruise control ind
• Cruise control system
• Door open ind
• Dsa ind
• E12
• Engine compartment fuse & relay box (in left rear corner of engine compt)
• Engine control module (behind lower center of dash)
• Exhaust gases warning ind
• Exterior lights system
• Front fog lamp ind
• Fuel level sensor (in fuel tank)
• Fuel level warning ind
• Fuse 11 10a
• Fuse 8 10a
• G4 (right side of firewall)
• G9 (behind right headlamp)
• Hazard flashers ind
• Headlights system
• Hi beam ind
• Hot at all times
• Hot in on or start
• I10
• Illum
• Immobilizer ind
• Instrument lighting
• Interior lights system
• J14
• Left turn ind
• Micro-controlller
• Oil pressure sensor (left side of eng compt)
• Oil pressure warning ind
• Outside temperature trip computer sensor (left front of vehicle, below headlight)
• Park brake warning ind
• Parking brake contact (at base of parking brake lever)
• Passenger compartment fuse & relay box (behind left end of dash)
• Pnk
• Rear fog lamp ind
• Reset
• Reverse light (not used)
• Right turn ind
• Seat belt ind (not used)
• Service ind
• Sound systems
• Speed
• Srs warning ind
• Starting/ charging system
• Tach
• Temp fuel
• Trailer ind
• Transmission system
• Trip computer switch
• Vgla control module (behind lower center of dash)
• Washer fluid ind
• Washer fluid level sensor (in washer fluid reservoir)

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Volvo S40 2003

List of elements for Courtesy Lamps Wiring Diagram for Volvo S40 2003:

• (left rear side of cargo compt) g10 (sedan) g12 (wagon) (left rear of cargo area)
• (left side of dash) g1
• (left side of dash) g2
• (right rear side of cargo compt) g11 (sedan) g12 (wagon) (left rear of cargo area)
• (s40)
• (v40)
• A17
• A19
• A23
• A24
• A25
• B21
• C10
• Cargo compartment area/lighting
• Ceiling light
• Combined instrument panel
• Courtesy lighting
• Distribution rail
• Door open indicator lamp
• Driver door contact
• Driver's side vanity mirror lighting
• E10
• Engine compartment fuse & relay box (in left rear corner of engine compartment)
• Fuse 10a
• Fuse 15a
• Fuse 8 10a
• G1 (left side of dash)
• G10 g12 (left rear side of cargo compt)
• G11
• G13
• G14
• G2 (left side of dash)
• Glove compartment lighting
• Hot at all times
• Hot in on
• Left rear door contact
• Lighting/ alarm, cargo compartment/ area contact
• Passenger compartment fuse & relay box (behind left end of dash)
• Passenger door contact
• Passenger side vanity mirror lighting
• Power antenna system
• Power sun roof switch
• Power top system
• Power tops system
• Rear reading lights
• Red
• Right rear door contact
• S40
• Seat belt reminder indicator lamp
• Vgla door lock & alarm control module (behind lower center of dash)
• Warning system

Instrument Illumination Wiring Diagram for Volvo S40 2003

List of elements for Instrument Illumination Wiring Diagram for Volvo S40 2003:

• A13
• Adjustable door mirrors switch
• Automatic transmission gear selector lighting
• Automatic transmission program selector lighting
• B2/22
• B2/23
• Central electric module (cem) (behind left end of dash)
• Child safety lock switch
• Cigarette lighter
• Combined instrument panel
• Dimmer
• Distribution ground terminal
• Distribution rail
• G1 (left side of dash)
• G2 (left side of dash)
• G3 (center of dash)
• G7 (below center console)
• Head
• Heater controls lighting
• Illumination
• Light switch
• Off
• P14
• P15
• P16
• P17
• P18
• Park
• Radio
• Reduced alarm switch
• Trip computer switch

POWER ANTENNA

Power Antenna Wiring Diagram for Volvo S40 2003

List of elements for Power Antenna Wiring Diagram for Volvo S40 2003:

• A12
• E10
• Engine compartment fuse & relay box (left rear corner of eng compt)
• Fuse 10a
• Fuse 15a
• G10 (left rear side of cargo compt)
• G14
• G3 center of dash)
• Hot at all times
• Hot in on & acc
• J10
• Nca
• Passenger compartment fuse & relay box (behind left end of dash)
• Power antenna
• Radio
• Red

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Volvo S40 2003

List of elements for Power Distribution Wiring Diagram (1 of 3) for Volvo S40 2003:

• (not used)
• Abs control module
• Ac compressor relay, ac condenser fan relay
• Audio amplifier
• Automatic transmission vacuum pump relay
• Battery
• Central electronic module (cem)
• Cigarette lighter
• Cigarette lighter relay (in passenger compartment fuse & relay box)
• Distribution rail
• Electric cooling fan speed 2 relay, electric cooling fan ac relay
• Electric cooling fan speed 1 relay,
• Engine compartment fuse & relay box (on left rear corner of engine compt)
• Engine control module
• Engine control module, automatic transmission vacuum pump
• Engine management system main relay (in engine compt fuse & relay box)
• Evap valve, heated oxygen sensors, idling valve
• From fuse 11 (diagram 3 of 3)
• From passenger compt fuse & relay box (diagram 2 of 3)
• From passenger compt fuse & relay box (diagram 3 of 3)
• Fuel pump
• Fuse
• Fuse 10a
• Fuse 120a
• Fuse 15a
• Fuse 20a
• Fuse 30a
• Fuse 40a
• Fuse 50a
• G1 (left side of dash)
• G15 (near battery)
• G5 (near battery)
• Generator
• Horn relay
• Immobilizer control module
• Power windows relay
• Radio
• Rear accessory outlet
• Red
• Starter
• Starter motor relay
• To engine compt fuse & relay box (diagram 2 of 3)
• To ignition switch (diagram 3 of 3)
• Transmission control module (tcm)
• Ultrasonic glass breakage sensor control module, vgla control module for locks & alarm, key inserted warning relay

Power Distribution Wiring Diagram (2 of 3) for Volvo S40 2003

List of elements for Power Distribution Wiring Diagram (2 of 3) for Volvo S40 2003:

• (behind left end of dash) passenger compt fuse & relay box
• (not
• (not used)
• Alarm siren
• Brake pedal switch
• C11
• C12
• C17
• Ceiling reading lights for high level equipment, ceiling light for standard level equipment
• Central electronic module
• Central electronic module (cem), reverse light contact, automatic transmission
• Climate control module
• Climate control module (ccm)
• Climate control module, max speed pass compt fan relay
• Combined instrument panel
• Combined instrument panel, glove compt lighting, electronic immobilizer/ solar sensor alarm indication, trip computer switch, hazard warning switch
• Courtesy light
• Data link connector
• Driver seat temp- erature sensor
• E10
• E14
• Engine compt fuse & relay box (left rear corner of engine compt)
• Engine control module
• From engine compt fuse & relay box (diagram 1 of 3)
• From ignition switch (diagram 3 of 3)
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 25a
• Fuse 30a
• Fuse 40a
• G11
• G12
• G13
• G14
• G15
• G16
• G2 (left side of dash)
• Glove compartment lighting
• Hazard warning flasher switch
• Heated driver door mirror
• Heated passenger door mirror
• Heated rear window
• Heated rear window & door mirrors relay
• I17
• I18
• J13
• J14
• J15
• J18
• Key inserted warning contact
• Pass- enger seat temp- erature sensor
• Passenger compartment fan relay
• Passenger compt blower motor fan
• Pnk
• Power driver seat
• Power passenger seat
• Power sunroof control module, roof lamp for hl w/ reading lamp
• Rear roof lamp, cargo compt lighting, power antenna
• Red
• Seat belt reminder
• To cigarette lighter (diagram 1 of 3)
• Used)
• Vgla control module for lock & alarm

Power Distribution Wiring Diagram (3 of 3) for Volvo S40 2003

List of elements for Power Distribution Wiring Diagram (3 of 3) for Volvo S40 2003:

• (behind left end of dash) passenger compt fuse & relay box
• (not used)
• 15/1
• 15/2
• Abs control module
• Acc
• Bass speaker
• Brake pedal switch
• Central electronic module
• Combined instrument panel
• Cruise control switches, cruise control module
• E11
• E13
• E15
• From fuse 14 (diagram 1 of 3)
• Fuel injection/ combustion relay, fuel pump relay
• Fuse 10a
• Fuse 15a
• Fuse 20a
• I12
• I13
• I14
• I15
• I16
• I22
• Ignition switch
• Immobilizer control module
• J10
• J11
• J12
• Off
• Radio, audio amplifier
• Rear windshield wiper switch
• Right headlamp wiper motor, left headlamp wiper motor
• Srs control module
• Start
• Starter motor (relay)
• To cigarette lighter relay (diagram 1 of 3)
• To engine management system main relay (diagram 1 of 3)
• To passenger compt fuse & relay box (diagram 2 of 3)
• Transmission control module, engine control module, dynamic stability control module
• Vgla control module for lock & alarm
• Vgla control module for locks & alarm, passenger power seat, power windows relay, driver door adjustable mirror, adjustable door mirror switch, passenger door adjustable mirror
• Windshield wiper motor
• Windshield wiper switch, rear window wiper switch

POWER DOOR LOCKS

Power Door Locks Wiring Diagram for Volvo S40 2003

List of elements for Power Door Locks Wiring Diagram for Volvo S40 2003:

• (behind left end of dash) passenger compartment
• (left rear
• A10
• A12
• A13
• A15
• A16
• A18
• A19
• A20
• A23
• A24
• A26
• B10
• B12
• B16
• B19
• B22
• C10
• Cargo compartment area, lighting/ alarm contact
• Center of dash)
• Computer data lines system
• Distrib- ution rail (left
• Distribution rail (left side
• Distribution rail (left side of dash)
• Driver door contact
• Driver's door central locking
• Driver's door central locking switch
• Driver's door lock switch
• Driver's door power windows/ mirrors switch unit
• E10
• Engine compartment fuse & relay box (in left rear corner of engine compt)
• Exterior lights system
• F10
• Fuel filler flap locking motor
• Fuse & relay box
• Fuse 10a
• Fuse 20a
• G1 (left side of dash)
• G10 (left rear
• G11 (right rear
• G15
• G2 (left side of dash)
• Hot at all times
• Hot in on or start
• Interior lights system
• Key inserted warning relay
• Key- inserted warning contact
• Left rear door contact
• Of dash)
• Passenger compartment fuse & relay box (behind left end of dash)
• Passenger door central locking
• Passenger door central locking switch
• Passenger door contact
• Rear driver's side door central locking
• Rear passenger door central locking
• Red
• Right rear door contact
• S40
• Side of cargo compt)
• Side of cargo compt) g12
• Side of dash)
• Trunk lid/tailgate central locking
• V40
• Vgla control module (behind lower
• Vgla receiver (in rear of engine compt)

POWER MIRRORS

Power Mirrors Wiring Diagram for Volvo S40 2003

List of elements for Power Mirrors Wiring Diagram for Volvo S40 2003:

• Distribution rail
• Driver's door power windows/ mirrors switch unit
• Driver's power door mirror
• Engine compartment fuse & relay box (behind left end of dash)
• F11
• Fuse 12 30a
• Fuse 3 10a
• G1 (left side of dash)
• G2 (left side of dash)
• Hot in acc or on
• Nca
• Passenger compartment fuse & relay box (behind left end of dash)
• Passenger power door mirror
• Pnk
• Power windows relay (in passenger compartment fuse & relay box)
• Power windows system

POWER SEATS

Heated Seats Wiring Diagram for Volvo S40 2003

List of elements for Heated Seats Wiring Diagram for Volvo S40 2003:

• (left side of dash) g1
• Climate control module (ccm)
• Driver's seat temperature sensor (backrest & seat heating elements)
• Fuse 20a
• Hot in on
• I17
• Passenger compartment fuse & relay box (behind left end of dash)
• Passenger seat temperature sensor (backrest & seat heating elements)

Power Seats Wiring Diagram for Volvo S40 2003

List of elements for Power Seats Wiring Diagram for Volvo S40 2003:

• Aft
• Back
• Back rest
• Backrest tilt motor
• Down
• Driver's power seat
• Engine compartment fuse & relay box (in left rear corner of engine compt)
• Fore
• Fore/ aft
• Forw
• Forward/ rearward motor
• Front edge
• Fuse 3 10a
• Fuse 6 25a
• Fuse 7 25a
• G1 (left side of dash)
• Hot at all times
• Hot in acc or on
• Nca
• Passenger compartment fuse & relay box (behind left end of dash)
• Passenger's power seat
• Rear edge
• Seat cushion front up/down motor
• Seat cushion rear up/down motor
• Solid state

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Volvo S40 2003

List of elements for Power Top/Sunroof Wiring Diagram for Volvo S40 2003:

• (left side of dash) g2
• (w/reading lamps) roof lamp
• Fuse 12 15a
• G13
• Hot in on
• Nca
• Passenger compartment fuse & relay box (behind left end of dash)
• Power sun roof control module (above headliner, at front center of roof)
• Power sun roof motor (at front of windshield header
• Power sun roof switch
• Solid state

POWER WINDOWS

Power Windows Wiring Diagram for Volvo S40 2003

List of elements for Power Windows Wiring Diagram for Volvo S40 2003:

• (left side of dash) g1
• Distribution ground terminal
• Driver's door power windows/mirrors switch
• Engine compartment fuse & relay box (left rear corner of engine compt)
• F11
• Fuse 12 30a
• Fuse 3 10a
• G1 (left side of dash)
• G2 (left side of dash)
• Hot at all times
• Hot in acc or run
• Left front
• Left front window motor
• Left rear
• Left rear power window switch
• Left rear window motor
• Mirrors system
• Off
• Passenger compartment fuse & relay box (behind left end of dash)
• Pnk
• Power window relay (in passenger compartment fuse & relay box)
• Red
• Right front
• Right front power window switch
• Right front window motor
• Right rear
• Right rear power window switch
• Right rear window motor

RADIO

Radio Wiring Diagram, with Amplifier for Volvo S40 2003

List of elements for Radio Wiring Diagram, with Amplifier for Volvo S40 2003:

• (not used)
• A10
• A11
• A12
• Amplifier (v40)
• Antenna
• Audio amplifier
• B1-8
• B10
• B11
• B12
• B2-b3
• Bass speaker (v40)
• Central electric module (cem)
• Combined instrument panel
• Driver's side dash- board speaker
• E10 nca
• Engine compartment fuse & relay box
• Fuse 10a
• Fuse 15a
• Fuse 20a
• G10 (left rear side of cargo compartment)
• G12 (left rear of cargo area)
• G2 (left rear of engine compt)
• G3 (center of dash)
• Hot at all times
• Hot in acc or on
• Left front door speaker
• Left rear shelf speaker
• Nca
• Passenger compartment fuse & relay box
• Passenger side dash- board speaker
• Power antenna (s40)
• Radio
• Red
• Right front door speaker
• Right rear shelf speaker
• S40
• V40

Radio Wiring Diagram, without Amplifier for Volvo S40 2003

List of elements for Radio Wiring Diagram, without Amplifier for Volvo S40 2003:

• (not used)
• A10
• A11
• A12
• Amplifier (v40)
• Antenna
• B1-8
• B10
• B11
• B12
• B2-b3
• Bass speaker (v40)
• Central electric module (cem)
• Combined instrument panel
• Driver's side dash- board speaker
• E10 nca
• Engine compartment fuse & relay box
• Fuse 10a
• Fuse 15a
• G10 (left rear side of cargo compartment)
• G12 (left rear of cargo area)
• G13 (right rear side of cargo compartment)
• G3 (center of dash)
• Hot at all times
• Hot in acc or on
• Left front door speaker
• Left rear shelf speaker
• Nca
• Passenger compartment fuse & relay box
• Passenger side dash- board speaker
• Power antenna (s40)
• Radio
• Red
• Right front door speaker
• Right rear shelf speaker
• S40
• V40

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Volvo S40 2003

List of elements for Shift Interlock Wiring Diagram for Volvo S40 2003:

• Brake lights/ unlocking selector lever contact (on bracket above brake pedal)
• Fuse 10a
• G7 (below center console)
• Hot in on or start
• Passenger compartment fuse & relay box (behind left end of dash)
• Shift lock relay (under floor console, near base of shift lever)

STARTING/CHARGING

Charging Wiring Diagram for Volvo S40 2003

List of elements for Charging Wiring Diagram for Volvo S40 2003:

• 15/1
• A/c system
• A17
• Acc
• B13
• Battery
• Charge warning ind
• Combined instrument panel
• Engine compartment fuse & relay box (in left rear corner of engine compt)
• Fuse 10a
• Fuse 40a
• G15 (near battery)
• G5 (near battery)
• Generator
• Ignition switch
• Off
• Passenger compartment fuse & relay box (behind left end of dash)
• Red
• Start
• Starter

Starting Wiring Diagram for Volvo S40 2003

List of elements for Starting Wiring Diagram for Volvo S40 2003:

• 15/1
• A/t
• Acc
• Battery
• Electronic immobilizer control module (behind left end of dash)
• Engine compartment fuse & relay box (in left rear corner of engine compt)
• Fuse 40a
• G15 (near battery)
• G5 (near battery)
• Generator
• Ignition switch
• M/t
• Off
• Red
• Shift lock contact (on trans- mission)
• Start
• Starter motor
• Starter motor relay (left side of dash)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram for Volvo S40 2003

List of elements for Supplemental Restraints Wiring Diagram for Volvo S40 2003:

• A10
• A17
• B11
• Combined instrument panel
• Contact reel
• Data link connector (partial) (under left side of dash, right of steering column)
• Distribution rail (diagnostic) (in passenger compartment fuse & relay box)
• Driver's side seat belt lock
• Driver's side seat belt tensioner
• Driver's side side air bag
• Fuse 11 10a
• Hot in on or start
• I16
• Key-inserted warning/seat belt reminder control module (in passenger compartment fuse & relay box)
• Left front side air bag sensor (at base of left "b" pillar)
• Left rear side air bag sensor (in left rear door)
• Left side inflatable curtain
• Nca
• Passenger compartment fuse & relay box (behind left end of dash)
• Passenger side seat belt lock
• Passenger side seat belt tensioner
• Passenger side side air bag
• Pnk
• Red
• Right front side air bag sensor (at base of right "b" pillar)
• Right rear side air bag sensor (in right rear door)
• Right side inflatable curtain
• Solid state
• Vgla control module (behind lower center of dash)

TRANSMISSION

A/T Wiring Diagram for Volvo S40 2003

List of elements for A/T Wiring Diagram for Volvo S40 2003:

• 31/7 (under center of dash)
• A/t warning lamp
• A17
• Antilock brakes system
• Automatic transmission
• Automatic transmission gear selector position light
• Automatic transmission program switch
• Brake pedal switch
• Central electric module (behind left end of dash)
• Combined instrument panel
• Engine compartment fuse & relay box (on left rear corner of engine compt)
• Engine management system (behind lower center of of dash)
• Exterior lights system
• Fuse 10a
• Fuse 15a
• Hot at all times
• Hot in on
• Hot in on or start
• I14
• Interior lights system
• Kickdown switch (left rear of engine compt)
• Nca
• On-board diagnostic system connector (under left center of dash)
• Passenger compartment fuse & relay box (behind left end of dash)
• Pnk
• Red
• Starting/ charging system
• Transmission control module (behind lower center of dash)

WARNING SYSTEMS

Warning Systems Wiring Diagram for Volvo S40 2003

List of elements for Warning Systems Wiring Diagram for Volvo S40 2003:

• A23
• B10
• C10
• Ceiling light
• Direction indicators relay
• Distrib- ution rail
• Driver's door contact
• Driver's side seat belt lock (inside of left front seat belt buckle)
• E10
• Engine compartment fuse & relay box (in left rear of engine compartment)
• Fuse 10a
• Fuse 15a
• G1 (left side of dash)
• G15
• Hot at all times
• Hot in on
• Key inserted warning contact
• Key-inserted warning/ seat belt reminder control module (behind lower left center of dash)
• Passenger compartment fuse & relay box (behind left end of dash)
• Seat belt reminder indicator lamp
• Solid state
• Srs control module (below rear of center console, between front seats)
• Vgla control module (behind lower center of dash)

WIPER/WASHER

Wiper/Washer Wiring Diagram for Volvo S40 2003

List of elements for Wiper/Washer Wiring Diagram for Volvo S40 2003:

• (behind left end of dash) passenger compartment fuse & relay box
• Abs control module (in right front corner of engine compt)
• B1/12
• B16
• B2/1
• B2/11
• B2/12
• B2/13
• B2/14
• B2/15
• B2/16
• B2/2
• B2/24
• B2/26
• Central electric module (cem) (behind left end of dash)
• Climate control module (ccm) (center of dash)
• E13
• E15
• E16
• E17
• E19
• F10
• Fuse 20a
• G12 (left rear side of cargo compt)
• G2 (left side of dash)
• G4 (center of firewall)
• G8 (behind left headlamp)
• G9 (behind right headlamp)
• Hot in on or acc
• I12
• Instrument cluster
• Left headlight wiper motor
• Passenger compartment fuse & relay box (behind left end of dash)
• Rear window washer pump (v40) (on washer fluid reservoir)
• Rear window wiper motor (v40)
• Rear window wiper/washer switch
• Right headlight wiper motor
• Solid state
• Speedo- meter
• Washer switch
• Windshield washer pump (on washer fluid reservoir)
• Windshield wiper motor
• Windshield wiper/washer switch