COOLING FAN – Lexus IS 300 2003 – SYSTEM WIRING DIAGRAMS

COOLING FAN

Cooling Fan Wiring Diagram for Lexus IS 300 2003

List of elements for Cooling Fan Wiring Diagram for Lexus IS 300 2003:

• A/c condenser fan motor
• A/c control assembly
• A/c diode (behind right end of dash)
• A/c single pressure switch (on left front of eng compt)
• A12
• A13
• Acc
• Acmg
• Cds fan fuse 30a
• Driver side j/b (behind lower left end of dash)
• E10 (in engine harness, at top left side of engine)
• E2 (in engine harness, at left front of engine compartment)
• Ec (at left fender apron)
• Ecu-ig fuse 10a
• Engine control module (on left front of engine compt, in protective case)
• Engine coolant temperature sensor (on left front of engine)
• Engine room 1 r/b (on right rear of engine compt)
• Engine room r/b 3 (on left side of engine compt)
• Fan
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• Gnd
• H10
• Hot at all times
• Hot in on or acc
• Hot in on or start
• Ih (at right side of firewall)
• Instrument cluster system
• Junction connector 1 & 2 (on left side of engine compt, near engine control module)
• Junction connector 10 (behind upper right side of dash)
• Junction connector 19
• Junction connector 3 (on left side of engine compt, near engine control module)
• Mpx+
• Mpx-
• Mpx-b fuse 10a
• Mpx1
• Mpx2
• Passenger side j/b (behind lower right end of dash)
• Radiator fan motor
• Radio 2 fuse 10a
• Rdi fan fuse 30a
• Red
• Thw
• Water temperature switch (on right side of radiator)