AIR CONDITIONING – Nissan Altima SL 2003 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Nissan Altima SL 2003

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Nissan Altima SL 2003:

• (behind upper left side of dash)
• 2p m4
• 8n m3
• A/c auto amplifier (behind left center of dash)
• A/c pd cut
• Air mix door motor (behind lower left center of dash, on hvac assembly)
• Amb sens
• Ambient sensor (behind lower left side of front grille)
• Bat
• Blower motor (behind lower right side of dash)
• Canada
• Celsius/fahrenheit
• Combination meter
• Comp on
• Connector 1
• E15 (at left side of engine compt, near battery)
• Fan control amplifier (behind lower right side of dash)
• Fan f/b
• Fan gate
• Fuse 10a
• Fuse 15a
• Fuse block (j/b) (behind left side of dash)
• Gnd
• Hot at all times
• Hot in on
• Hot in on or start
• Ign
• Ign 2
• In-vehicle sensor (on left center of dash, near ignition switch)
• Incar sens
• Intake door motor (behind right center of dash, on hvac assembly)
• Intake sens
• Intake sensor (behind right side of dash, on hvac assembly)
• Interior lights system
• Joint
• Lan sig
• Light +
• Light -
• M23
• M24
• M49
• M50
• M57 (behind right side of dash)
• Mode door motor (behind left center of dash, on hvac assembly)
• Sens gnd
• Solid state
• Sun sens
• Sunload sensor (on upper right side of dash, near base of windshield)
• Unified meter control unit (with odo/trip meter
• Vac
• Vactr
• W/t sens

Automatic A/C Wiring Diagram (2 of 2) for Nissan Altima SL 2003

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Nissan Altima SL 2003:

• A/c compressor
• A/c relay
• Avcc
• Body control module (behind left side of dash)
• Can-h
• Can-l
• Comp on sw
• Cooling fan motor 1 (on right front of engine compartment)
• Cooling fan motor 2 (on left front of engine compartment)
• Cooling fan relay-1 (hi relay)
• Cooling fan relay-2 (hi relay)
• Cooling fan relay-3 (lo relay)
• Cpu
• E118
• E119
• E121
• E123
• E124
• E15 (at left side of engine compt, near battery)
• Engine control module (behind glove box)
• Fuse & fusible link box (on left front of engine compartment, near battery)
• Fuse 10a
• Fusible link k 40a
• Fusible link l 40a
• Gnd-a
• Hot at all times
• Intelligent power distribution module engine room (on right front of engine compartment, behind headlight)
• M18
• Nca
• Pdpres
• Red
• Refrigerent pressure sensor (on right front of eng compt, near radiator filler neck)
• Sens gnd
• Solid state
• Thermo control amplifier (behind right side of dash, on hvac assembly)
• Transmission control module (tcm) (behind right side of dash)

Heater Wiring Diagram for Nissan Altima SL 2003

List of elements for Heater Wiring Diagram for Nissan Altima SL 2003:

• (behind right side of dash) m57
• 2p m4
• 3n m3
• Blower motor (behind lower right side of dash)
• Blower motor resistor (behind lower right side of dash)
• Fan on
• Fan switch
• Fuse 10a
• Fuse 15a
• Fuse block (j/b) (behind left end of dash)
• Ground
• Heater (a/c) control unit
• Hot in on
• Hot in on or start
• Ignition
• Ill (+)
• Ill (-)
• Intake door motor (behind right center of dash, on hvac assembly)
• Interior lights system
• Lan sig
• M57 (behind right side of dash)
• Mode door motor (behind left center of dash, on hvac assembly)
• Off
• Vactr

Manual A/C Wiring Diagram for Nissan Altima SL 2003

List of elements for Manual A/C Wiring Diagram for Nissan Altima SL 2003:

• (behind right side of dash) m57
• 2.5l 3.5l
• 2p m4
• 3n m3
• A/c compressor
• A/c control unit
• A/c relay
• A/t
• Avcc
• Blower motor (behind lower right side of dash)
• Blower motor resistor (behind lower right side of dash)
• Body control module (behind left side of dash)
• Can-h
• Can-l
• Comp on
• Comp on sw
• Cooling fan motor 1 (on right front of engine compartment)
• Cooling fan motor 2 (on left front of engine compartment)
• Cooling fan relay-1 (hi relay)
• Cooling fan relay-2 (hi relay)
• Cooling fan relay-3 (lo relay)
• Cpu
• E118
• E119
• E121
• E123
• E124
• E15 (at left side of engine compt, near battery)
• Engine control module (behind glove box)
• Fan on
• Fan on sw
• Fan switch
• Fuse & fusible link box (on left front of engine compartment, near battery)
• Fuse 10a
• Fuse 15a
• Fuse block (j/b) (behind left side of dash)
• Fusible link k 40a
• Fusible link l 40a
• Gnd-a
• Ground
• Hot at all times
• Hot in on
• Hot in on or start
• Ignition
• Ill (+)
• Ill (-)
• Int sens
• Intake door motor (behind right center of dash, on hvac assembly)
• Intake sensor (behind right side of dash, on hvac assembly)
• Intelligent power distribution module engine room (on right front of engine compartment, behind headlight)
• Interior lights system
• Lan sig
• M18
• M57 (behind right side of dash)
• Mode door motor (behind left center of dash, on hvac assembly)
• Off
• Pdprress
• Red
• Refrigerent pressure sensor (on right front of engine compartment, near radiator filler neck)
• Sens gnd
• Transmission control module (tcm) (behind right side of dash)
• Vactr