AIR CONDITIONING – Toyota ECHO 2003 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Heater Wiring Diagram for Toyota ECHO 2003

List of elements for Heater Wiring Diagram for Toyota ECHO 2003:

• A/c fuse 7.5a
• Air inlet control servo motor (under upper right side of dash, on hvac housing)
• Alt
• Blower motor
• Blower motor & resistor (behind right side of dash, in hvac housing)
• Blower resistor
• Blower switch
• Control circuit
• Ecu-ig fuse 7.5a
• Els
• Engine control module (ecm) (behind lower right side of dash)
• Engine room r/b (on left side of engine compartment)
• F/d
• Foot
• Foot mode switch
• Frs
• G10
• Gauge fuse 10a
• Generator
• Gnd
• H11
• Heater relay
• Heater sub 1 relay
• Hot at all times
• Hot in on or start
• Htr fuse 40a
• Htr sub 1 fuse 50a
• Id (at left kick panel)
• If (at right kick panel)
• Inlet air position detection switch (inside switch)
• Instrument panel j/b (behind left side of dash, near base of ``a" pillar)
• Junction connector
• Junction connector 9 (behind right kick panel)
• Max hot
• Max hot & foot mode switch
• Max hot switch
• Mhsw
• Mode in
• Off
• Position switches
• Ptc amplifier (behind upper right side of dash, near instrument cluster)
• Ptc heater (behind left center of dash)
• Ptc1
• R/f1
• Rec
• Rec/frs
• Red
• Taco
• Tw1
• W/ tacho- meter
• W/o tacho- meter
• Water temperature sensor (behind upper right side of dash)

Manual A/C Wiring Diagram for Toyota ECHO 2003

List of elements for Manual A/C Wiring Diagram for Toyota ECHO 2003:

• (on left side of engine compartment) engine room r/b
• A/c
• A/c amplifier (behind upper right side of dash)
• A/c condenser fan resistor (on left side of engine compt, behind headlight)
• A/c fuse 7.5a
• A/c magnetic clutch (on a/c compressor, on left front of engine)
• A/c mg relay
• A/c thermistor (under upper right side of dash, in hvac housing)
• A/c triple pressure switch (a/c dual & single pressure dual switch) (on right side of engine compt)
• A10
• Ac1
• Act
• Blower motor
• Blower motor & resistor (behind right side of dash, in hvac housing)
• Blower resistor
• Blower switch
• Cfn+
• Cfn-
• Def
• Defroster mode detection switch (inside switch)
• E4 (in engine compt harness, at left side of engine compartment)
• Ea (on rear of right front fender)
• Ec (on rear of left front fender)
• Ecu-ig fuse 7.5a
• Engine control module (ecm) (behind lower right side of dash)
• Engine room r/b (on left side of engine compartment)
• Fan
• Fan 1 relay
• Fan 2 relay
• Foot & def
• Gauge fuse 10a
• Gnd
• H18
• Heater relay
• Hot at all times
• Hot in on or start
• Htr fuse 40a
• Id (at left kick panel)
• If (at right kick panel)
• Instrument panel j/b (behind left side of dash, near base of ``a" pillar)
• J/c 1 (behind upper left side of dash, above instrument panel j/b)
• J13
• J14
• Junction connector 12
• Junction connector 9 (behind right kick panel)
• Junction connectors 13 & 14
• Mgc
• Off
• Prs
• Radiator fan motor
• Rdi fuse 30a
• Single
• Switch