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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating / Air Conditioning System - Service Information (1 Of 3) >> FRONT AIR CONDITIONING UNIT (for Gasoline Model) >> Components [10/2022 - 11/2023]

Components [10/2022 - 11/2023]

Fig 1: Front Air Conditioning Unit (For Gasoline Model) Replacement Components With Torque Specifications [10/2022 - 11/2023] (1 Of 8)
GTY868019Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*1 COWL VENTILATOR PANEL SUB-ASSEMBLY *2 FENDER SPLASH SHIELD SUB-ASSEMBLY REAR LH
*3 FENDER SPLASH SHIELD SUB-ASSEMBLY REAR RH *4 FRONT FENDER SPLASH SHEILD SEAL FRONT RH
*5 FRONT FENDER SPLASH SHIELD SEAL FRONT LH *6 FRONT UPPER SUSPENSION TO COWL BRACE SUB-ASSEMBLY LH
*7 FRONT UPPER SUSPENSION TO COWL BRACE SUB-ASSEMBLY RH - -
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N.m (kgf/cm, ft.lbf) N.m (kgf/cm, ft.lbf): Specified torque
Fig 2: Front Air Conditioning Unit (For Gasoline Model) Replacement Components With Torque Specifications [10/2022 - 11/2023] (2 Of 8)
GTY1119871Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A w/o Stop And Start System *B w/ Stop And Start System
*1 OUTLET HEATER WATER HOSE B *2 INLET HEATER WATER HOSE B
*3 NO. 2 AIR CONDITIONER TUBE AND ACCESSORY ASSEMBLY *4 OUTLET HEATER WATER HOSE A
*5 O-RING - -
N.m (kgf/cm, ft.lbf): Specified torque Non-reusable part
Compressor oil ND-OIL 12 or equivalent - -
Fig 3: Front Air Conditioning Unit (For Gasoline Model) Replacement Components With Torque Specifications [10/2022 - 11/2023] (3 Of 8)
GTY846448Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A for Automatic Air Conditioning System - -
*1 COOLER (ROOM TEMP. SENSOR) THERMISTOR *2 ECU INTEGRATION BOX RH
*3 NO. 1 CLEARANCE WARNING BUZZER *4 NO. 4 AIR DUCT SUB-ASSEMBLY
*5 PARKING ASSIST ECU WITH BRACKET - -
N.m (kgf/cm, ft.lbf): Specified torque Non-reusable part
Fig 4: Front Air Conditioning Unit (For Gasoline Model) Replacement Components With Torque Specifications [10/2022 - 11/2023] (4 Of 8)
GTY859200Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*1 ACCELERATOR PEDAL *2 ACCELERATOR PEDAL PAD
*3 NO. 3 DASH PANEL INSULATOR PAD *4 REAR NO. 1 AIR DUCT
*5 REAR NO. 2 AIR DUCT *6 REAR NO. 3 AIR DUCT
*7 REAR NO. 4 AIR DUCT *8 FRONT FLOOR CARPET ASSEMBLY
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N.m (kgf/cm, ft.lbf) - -
Fig 5: Front Air Conditioning Unit (For Gasoline Model) Replacement Components With Torque Specifications [10/2022 - 11/2023] (5 Of 8)
GTY863326Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A w/ PTC Heater - -
*1 CENTER HEATER TO REGISTER SUB DUCT *2 INSTRUMENT PANEL WIRE
*3 NO. 1 INSTRUMENT PANEL BRACE SUB-ASSEMBLY *4 NO. 2 INSTRUMENT PANEL BRACE SUB-ASSEMBLY
*5 CONNECTOR HOLDER *6 EARTH WIRE
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N.m (kgf/cm, ft.lbf) N.m (kgf/cm, ft.lbf): Specified torque
Fig 6: Front Air Conditioning Unit (For Gasoline Model) Replacement Components With Torque Specifications [10/2022 - 11/2023] (6 Of 8)
GTY898882Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*1 AIR CONDITIONER UNIT ASSEMBLY *2 CENTER HEATER TO REGISTER DUCT
*3 INSTRUMENT PANEL REINFORCEMENT ASSEMBLY WITH AIR CONDITIONER UNIT ASSEMBLY *4 COOLER UNIT DRAIN HOSE GROMMET
*5 HOLE PLUG *6 INSTRUMENT PANEL REINFORCEMENT ASSEMBLY
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N.m (kgf/cm, ft.lbf) N.m (kgf/cm, ft.lbf): Specified torque
Non-reusable part - -
Fig 7: Front Air Conditioning Unit (For Gasoline Model) Replacement Components [10/2022 - 11/2023] (7 Of 8)
GTY1122251Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*1 AIR CONDITIONING AMPLIFIER ASSEMBLY *2 AIR CONDITIONING HARNESS ASSEMBLY
*3 ASPIRATOR *4 BLOWER ASSEMBLY
*5 NO. 3 AIR DUCT SUB-ASSEMBLY *6 AIR CONDITIONING RADIATOR ASSEMBLY
Non-reusable part - -
Fig 8: Front Air Conditioning Unit (For Gasoline Model) Replacement Components With Torque Specifications [10/2022 - 11/2023] (8 Of 8)
GTY1120597Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Callout Description Callout Description
*A w/o Stop and Start System *B w/ Stop and Start System
*C w/o PTC Heater *D w/ PTC Heater
*1 COOLER EXPANSION VALVE *2 COOLING UNIT PARTS
*3 DRAIN COOLER HOSE *4 HEATER CLAMP
*5 HEATER COVER *6 HEATER GROMMET
*7 HEATER RADIATOR UNIT SUB-ASSEMBLY *8 NO. 1 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY
*9 NO. 1 COOLER EVAPORATOR SUB-ASSEMBLY *10 NO. 1 COOLER THERMISTOR
*11 QUICK HEATER ASSEMBLY *12 NO. 2 INSTRUMENT PANEL WIRE
*13 UPPER HEATER CASE *14 LOWER HEATER CASE
*15 O-RING - -
N.m (kgf/cm, ft.lbf): Specified torque Non-reusable part
Compressor oil ND-OIL 12 or equivalent - -