RM3660EC _58 Vehicle Interior _080733 HEATING / AIR CONDITIONING _0393729 AIR CONDITIONING UNIT(for Gasoline Model) A

HEATING / AIR CONDITIONING AIR CONDITIONING UNIT(for Gasoline Model) REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during air conditioner unit assembly removal/installation are shown below.

CAUTION:: Be sure to read Precaution thoroughly before servicing.; except NR Series Engine:; Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>AIRBAG SYSTEM (except NR Series Engine)>PRECAUTION202304,999999,_58,_080741,_0584471,RM1000000029GQF,; for NR Series Engine:; Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>AIRBAG SYSTEM (for NR Series Engine)>PRECAUTION202307,999999,_58,_080741,_0610731,RM100000002CGZV,

NOTICE:: After the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.; Click hereGeneral>SETUP>WHEN DISCONNECTING OR RECONNECTING BATTERY TERMINAL>BEFORE DISCONNECTING BATTERY202304,202502,_V1,_143216,_0598315,RM100000002B3MI,202502,999999,_V1,_143216,_0598315,RM100000002RP07,

HINT:

When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.

Learning completes when vehicle is driven
Effect/Inoperative Function When Necessary Procedures are not Performed	Necessary Procedures	Link
Stop and Start System	Idle the engine for approximately 5 to 60 minutes or drive the vehicle until stop and start control is permitted	(201906,999999,_51,_080774,_0393362,RM100000001HXHC,)
Pre-collision System	Perform steering sensor zero point calibration	(202304,999999,_95,_139716,_0601175,RM100000002BFOE,)
Lane Tracing Assist System	Perform steering sensor zero point calibration	(202304,999999,_95,_139716,_0601175,RM100000002BFOE,)
Front Camera System	Drive the vehicle straight ahead at 15 km/h (9 mph) or more for 1 second or more.	(202304,999999,_95,_139716,_0584193,RM1000000029F4C,)

PROCEDURE

Hide Display 1. PRECAUTION

NOTICE:: Make sure to select face mode before disconnecting the cable from the negative (-) battery terminal.

Hide Display 2.RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM

Click hereVehicle Interior>HEATING / AIR CONDITIONING>REFRIGERANT>REPLACEMENT202304,999999,_58,_080733,_0393725,RM100000002B1HP_01_0001,

Hide Display 3.REMOVE WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY

Click hereVehicle Exterior>WIPER / WASHER>FRONT WIPER MOTOR>REMOVAL202307,999999,_59,_080767,_0392873,RM100000002CL7Q,

Hide Display 55737B 4.REMOVE NO. 1 HEATER AIR DUCT SPLASH SHIELD SEAL (w/ No. 1 Heater Air Duct Splash Shield Seal)

Click hereSuspension>FRONT SUSPENSION>FRONT SHOCK ABSORBER>REMOVAL202307,999999,_53,_080764,_0392681,RM100000002CW5B_01_0045,

Hide Display 55701J 5.REMOVE OUTER COWL TOP PANEL SUB-ASSEMBLY

Click hereSuspension>FRONT SUSPENSION>FRONT SHOCK ABSORBER>REMOVAL202307,999999,_53,_080764,_0392681,RM100000002CW5B_01_0036,

Hide Display 87246 6.DISCONNECT OUTLET HEATER WATER HOSE (except M15B-FKS, M15C-FKS)

Using pliers, grip the claws of the clip and slide the clip to disconnect the outlet heater water hose.

NOTICE:: ·

Do not apply excessive force to the outlet heater water hose.

·

Prepare a drain pan or cloth in case the coolant leaks.

Hide Display 87246 7.DISCONNECT OUTLET HEATER WATER HOSE (for M15B-FKS, M15C-FKS)

Using pliers, grip the claws of the clip and slide the clip to disconnect the outlet heater water hose.

NOTICE:: ·

Do not apply excessive force to the outlet heater water hose.

·

Prepare a drain pan or cloth in case the coolant leaks.

Hide Display 87245 8.DISCONNECT INLET HEATER WATER HOSE (except M15B-FKS, M15C-FKS)

Using pliers, grip the claws of the clip and slide the clip to disconnect the inlet heater water hose.

NOTICE:: ·

Do not apply excessive force to the inlet heater water hose.

·

Prepare a drain pan or cloth in case the coolant leaks.

Hide Display 87245 9.DISCONNECT INLET HEATER WATER HOSE (for M15B-FKS, M15C-FKS)

Using pliers, grip the claws of the clip and slide the clip to disconnect the inlet heater water hose.

NOTICE:: ·

Do not apply excessive force to the inlet heater water hose.

·

Prepare a drain pan or cloth in case the coolant leaks.

Hide Display 88707 10.DISCONNECT SUCTION PIPE SUB-ASSEMBLY

Remove the bolt and rotate the hook connector as shown in the illustration.

Disconnect the suction pipe sub-assembly.

Remove the O-ring from the suction pipe sub-assembly.

NOTICE:: Seal the openings of the disconnected parts using vinyl tape to prevent entry of moisture and foreign matter.

Hide Display 88716A 11.DISCONNECT COOLER REFRIGERANT LIQUID PIPE A

Disconnect the cooler refrigerant liquid pipe A.

Remove the O-ring from the cooler refrigerant liquid pipe A.

NOTICE:: Seal the openings of the disconnected parts using vinyl tape to prevent entry of moisture and foreign matter.

Hide Display 12.REMOVE FRONT SEAT ASSEMBLY LH

for Manual Seat:

Click hereVehicle Interior>SEAT>FRONT SEAT ASSEMBLY (for Manual Seat)>REMOVAL202307,999999,_58,_080732,_0391517,RM100000002CW4B,

for Power Seat:

Click hereVehicle Interior>SEAT>FRONT SEAT ASSEMBLY (for Power Seat)>REMOVAL202307,999999,_58,_080732,_0391518,RM100000002CW4D,

Hide Display 13.REMOVE FRONT SEAT ASSEMBLY RH

HINT:: Use the same procedure as for the LH side.

Hide Display 14.REMOVE STEERING COLUMN ASSEMBLY

Click hereSteering>STEERING COLUMN>STEERING COLUMN ASSEMBLY>REMOVAL202304,999999,_55,_080762,_0391589,RM100000002BCU5,

Hide Display 15.REMOVE INSTRUMENT PANEL SAFETY PAD SUB-ASSEMBLY

Click hereVehicle Interior>INTERIOR PANELS / TRIM>INSTRUMENT PANEL SAFETY PAD>REMOVAL202307,999999,_58,_080744,_0393716,RM100000002D3SY,

Hide Display 89340A 16.REMOVE CLEARANCE WARNING ECU ASSEMBLY (w/ TOYOTA Parking Assist-sensor System)

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>CLEARANCE WARNING ECU>REMOVAL202307,999999,_56,_080754,_0394056,RM100000002CWQI_01_0022,

Hide Display 82877 17.REMOVE ECU INTEGRATION BOX RH

Click herePower Source / Network>NETWORKING>NETWORK GATEWAY ECU>REMOVAL202304,999999,_57,_080743,_0392834,RM100000002B1AY_01_0030,

Hide Display 88625Q 18.REMOVE COOLER (ROOM TEMP. SENSOR) THERMISTOR (for Automatic Air Conditioning System)

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0109,

Hide Display 77306 19.REMOVE FUEL LID LOCK OPEN LEVER SUB-ASSEMBLY

Click hereVehicle Exterior>DOOR / HATCH>LUGGAGE DOOR LOCK CONTROL CABLE ASSEMBLY>REMOVAL202307,999999,_59,_080735,_0392107,RM100000002D09M_02_0147,

Hide Display 58569D 20.REMOVE FRONT FLOOR CAUTION PLATE COVER

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0181,

Hide Display 58510D 21.DISCONNECT FRONT FLOOR CARPET ASSEMBLY

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0158,

Hide Display 87212H 22.REMOVE REAR NO. 4 AIR DUCT

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0176,

Hide Display 87212G 23.REMOVE REAR NO. 3 AIR DUCT

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0177,

Hide Display 87212K 24.REMOVE REAR NO. 6 AIR DUCT

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0178,

Hide Display 87212J 25.REMOVE REAR NO. 5 AIR DUCT

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0164,

Hide Display 87212F 26.REMOVE REAR NO. 2 AIR DUCT

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0165,

Hide Display 58862B 27.REMOVE NO. 2 CONSOLE BOX DUCT (w/ Rear Air Duct)

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0163,

Hide Display 58861B 28.REMOVE NO. 1 CONSOLE BOX DUCT (w/ Rear Air Duct)

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0161,

Hide Display 55215D 29.REMOVE NO. 3 DASH PANEL INSULATOR PAD

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0089,

Hide Display 55086A 30.REMOVE CENTER HEATER TO REGISTER DUCT SUB-ASSEMBLY

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0156,

Hide Display 55990B 31.REMOVE LOWER DEFROSTER NOZZLE ASSEMBLY

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0157,

Hide Display 55308B 32.REMOVE NO. 3 INSTRUMENT PANEL TO COWL BRACE SUB-ASSEMBLY

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0166,

Hide Display 33.REMOVE DRIVER SIDE JUNCTION BLOCK ASSEMBLY WITH MAIN BODY ECU (for NR Series Engine)

Click herePower Source / Network>POWER DISTRIBUTION>MAIN BODY ECU>REMOVAL202304,202502,_57,_080742,_0392832,RM100000002B2HJ_01_0049,202502,999999,_57,_080742,_0392832,RM100000002RPNZ_01_0049,

Hide Display 34.REMOVE POWER DISTRIBUTION BOX ASSEMBLY WITH MAIN BODY ECU (except NR Series Engine)

Click herePower Source / Network>POWER DISTRIBUTION>MAIN BODY ECU>REMOVAL202304,202502,_57,_080742,_0392832,RM100000002B2HJ_01_0061,202502,999999,_57,_080742,_0392832,RM100000002RPNZ_01_0061,

Hide Display 35.DISCONNECT INSTRUMENT PANEL WIRE (for COROLLA, LEVIN)

Remove the 2 nuts and disconnect the relay block holder.

Remove the bolt and disconnect the instrument panel wire.

Disconnect each connector.

1.313,1.531 0.417,1.104 0.417,1.104 0.583,0.469 true 6.073,1.375 5.885,1.74 true 6.771,4.25 6.656,4.031 true 3.302,4.719 2.969,4.885 true 0.167,1.021 0.375,1.219 0.208,0.198 10 true *a 5.781,1.75 5.99,1.948 0.208,0.198 10 true *a 5.427,2.563 5.667,2.771 0.24,0.208 12 true *A 5.448,3.771 5.688,3.979 0.24,0.208 12 true *B 6.781,4.177 7.021,4.385 0.24,0.208 12 true *C 2.469,4.542 2.708,4.75 0.24,0.208 12 true *C 3.333,4.615 3.542,4.813 0.208,0.198 10 true *a

*A	for Automatic Air Conditioning System	*B	for Manual Air Conditioning System
*C	w/ PTC Heater	-	-
*a	Earth Wire	-	-
	Connector		Bolt
	Screw	-	-

w/ PTC Heater:

Remove the bolt and disconnect the earth wire.

Remove the 3 bolts and disconnect the 3 earth wires.

Remove the screw and disconnect the instrument panel wire.

Disengage each clamp.

0.604,0.635 1.385,0.229 true 1.438,0.125 1.656,0.333 0.219,0.208 10 true A

	Release (1)
	Move in this Direction (2)

Push down the part (A) in the direction indicated by the arrow (1), to release the lock, and then move the lock lever in the direction indicated by the arrow (2) shown in the illustration to disconnect the connector.

NOTICE:: When disconnecting any airbag connector, take care not to damage the airbag wire harness.

Disengage each clamp to separate the instrument panel wire.

Hide Display 36.DISCONNECT INSTRUMENT PANEL WIRE (for LEVIN GT)

Disconnect the connector.

1.063,1.615 0.417,1.104 0.417,1.104 0.583,0.469 true 5.875,1.385 5.875,1.604 true 0.167,1.021 0.375,1.219 0.208,0.198 10 true *a 5.813,1.615 6.021,1.813 0.208,0.198 10 true *a

*a	Earth Wire	-	-
	Connector		Bolt

Remove the 3 bolts and disconnect the 3 earth wires.

Disengage each clamp.

0.604,0.635 1.385,0.229 true 1.438,0.125 1.656,0.333 0.219,0.208 10 true A

	Release (1)
	Move in this Direction (2)

NOTICE:: When disconnecting any airbag connector, take care not to damage the airbag wire harness.

Disengage each clamp to separate the instrument panel wire.

Hide Display 37.DISCONNECT INSTRUMENT PANEL WIRE (for ALLION)

Disconnect the connector.

0.417,0.344 1.104,0.469 1.104,0.469 0.938,1.51 true 6.083,1.781 5.875,1.344 true 1.135,0.375 1.302,0.542 0.167,0.167 10 true *a 6.031,1.792 6.198,1.958 0.167,0.167 10 true *a

*a	Earth Wire	-	-
	Connector		Bolt

Remove the 3 bolts and disconnect the 3 earth wires.

Disengage each clamp.

0.604,0.635 1.385,0.229 true 1.438,0.125 1.656,0.333 0.219,0.208 10 true A

	Release (1)
	Move in this Direction (2)

NOTICE:: When disconnecting any airbag connector, take care not to damage the airbag wire harness.

Disengage each clamp to separate the instrument panel wire.

Hide Display 55306A 38.REMOVE NO. 1 INSTRUMENT PANEL BRACE SUB-ASSEMBLY

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0170,

Hide Display 55307C 39.REMOVE NO. 2 INSTRUMENT PANEL BRACE SUB-ASSEMBLY

0,0 0,0 false

Move in this Direction

Turn back the front floor mat as shown in the illustration.

for Manual Air Conditioning System:

2.688,0.938 2.271,0.781 true 2.708,0.854 3.01,1.083 0.302,0.229 12 true *A

*A	for Manual Air Conditioning System

Disconnect the connector.

Disengage each clamp.

0,0 0,0 false

	Bolt
	Screw
	Nut

Remove the bolt, screw, nut and No. 2 instrument panel brace sub-assembly.

Hide Display 40.REMOVE INSTRUMENT PANEL REINFORCEMENT ASSEMBLY WITH AIR CONDITIONER UNIT ASSEMBLY

NOTICE:: ·

Be sure to support the air conditioner unit assembly when removing it. Failure to do so may cause the bracket of the air conditioner unit assembly to break.

·

When disassembling the air conditioner unit assembly, eliminate static electricity by touching the vehicle body to prevent the components from being damaged.

Turn back the front floor mat as shown in the illustration.

1.177,2.771 1.333,2.938 true 1.354,2.833 1.583,3.042 0.229,0.208 10 true *1

*1	Cooler Unit Drain Hose Grommet

Disconnect the drain cooler hose.

NOTICE:: If the drain cooler hose is disconnected from the cooler unit drain hose grommet, make sure to replace the cooler unit drain hose grommet with a new one. Failure to do so may lead to water ingress.

Remove the cooler unit drain hose grommet.

Remove the 2 bolts.

Remove the 4 bolts (A).

0,0 0,0 false

	Bolt (A)		Bolt (B)
	Nut	-	-

Remove the bolt (B).

Remove the nut.

Disengage each clamp.

0.385,3.479 0.635,3.698 0.25,0.219 12 true *A 2.281,3.479 2.531,3.698 0.25,0.219 12 true *B

*A	for Automatic Air Conditioning System	*B	for Manual Air Conditioning System
	Remove in this Direction	-	-

Disconnect each connector.

Remove the instrument panel reinforcement assembly with air conditioner unit assembly as shown in the illustration.

Hide Display 41.REMOVE AIR CONDITIONER UNIT ASSEMBLY

Click hereVehicle Interior>HEATING / AIR CONDITIONING>AIR CONDITIONING UNIT (for HV Model)>REMOVAL202307,999999,_58,_080733,_0393728,RM100000002CH88_02_0172,