heater LEXUS LS430 2003 Factory Manual Online

Fig. 61: Installing Cooler Evaporator Sub-Assy No. 1
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
29.INSTALL HEATER CASE SUB-ASSY
a. Install the heater case sub-ass
y with the 5 screws.

Fig. 62: Installing heater Case Sub-Assy Screws
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
a. Install the air duct with the 5 screws.

Fig. 67: Adjusting Water Valve Control Cable
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
36.CONNECT HEATER WATER OUTLET HOSE A (FROM HEATER UNIT)
a. Connect the heater water outlet hose A.
37.CONNECT HEATER WATER INLET HOSE B
a. Connect the heater water inlet hose B.
b. Grip the claws of the hose clip and slide the hose clip along the hose.

Fig. 68: Gripping Claws Of Hose Clip And Sliding Hose Clip Along Hose
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
HINT:
Push the water hose onto the heater radiator pipe as far as the second ridge on the pipe and
install the hose clip.
Install the hose clip in the position, as shown in Fig. 69.

Fig. 30: Removing Instrument Panel Safety Pad Sub-Assy W/Reinforcement Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
50.REMOVE INSTRUMENT PANEL WIRE
a. Remove the 8 screws < N >.
b. Disengage the clamps.
c. Remove the instrument panel wire.
51.REMOVE DEFROSTER NOZZLE ASSY
a. Remove the 3 screws < N >, the 2 clips and the defroster nozzle assy.
52.REMOVE INSTRUMENT PANEL REINFORCEMENT ASSY
53.REMOVE HEATER TO REGISTER DUCT ASSY
a. Remove the 2 screws < N > and the heater to re
gister duct assy.

Fig. 31: Removing Heater To Register Duct Assy
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
54.REMOVE NETWORK GATEWAY ECU
a. Remove the 2 screws < N > and network gateway ECU.
55.REMOVE HEATER TO REGISTER DUCT NO.2
a. Remove the 2 screws < N > and the heater to register duct No.2.

Fig. 32: Removing Heater To Register Duct No.2
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
56.REMOVE HEATER TO REGISTER DUCT NO.4
a. Remove the 2 screws < N > and the heater to register duct No.4.

Fig. 33: Removing Heater To Register Duct No.4
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
57.REMOVE HEATER TO REGISTER DUCT NO.3 (W/ LEXUS NAVIGATION SYSTEM)
a. Remove the 2 screws < N > and the heater to register duct No.3.
58.REMOVE HEATER TO REGISTER DUCT NO.3 (W/O LEXUS NAVIGATION SYSTEM)
a. Remove the 3 screws < N > and the heater to register duct No.3.
59.REMOVE SIDE DEFROSTER NOZZLE DUCT NO.2
a. Remove the 2 screws < N > and the side defroster nozzle duct No.2.