LEXUS LS430 2003 Factory Repair Manual

Fig. 149: Identifying DLC3 Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
OK:Go to next step
2.CHECK HARNESS AND CONNECTOR (SUSPENSION CONTROL ECU - DLC3) (SEE
ELECTRONIC CIRCUIT INSPECTION PROCEDURE
)
a. Disconnect the suspension control ECU A20 connector.
b. Measure the resistance according to the value (s) in the table below.
TESTER CONNECTION STANDARD SPECIFIED CONDITION
Tester ConnectionSpecified Condition
A20-14 (TD) - D1-11 (OPB)Below 1 ohms
A20-14 (TD) - Body ground10 Kohms or higher

Fig. 150: Identifying Suspension Control ECU Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 151: Identifying DLC3 Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: REPLACE SUSPENSION CONTROL ECU (SEE REPLACEMENT
)

PRECAUTION
SYSTEM REFERENCE TABLE
LOCATION
System NameProceed To
Front Power Seat Control SystemINITIALIZATION

Fig. 1: Identifying Component Locations (1 Of 3)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 2: Identifying Component Locations (2 Of 3)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 3: Identifying Component Locations (3 Of 3)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
REPLACEMENT
HINT:
See COMPONENTS
See LOCATION
Installation is in the reverse order of removal.
Set to "SHIP" mode to prevent mechanical damage due to any impacts when the radio is transported.
Attach the label shown below to the top of the product case so as not to skip any procedure and to follow
the procedure correctly.
1.SHIP MODE SETTING
a. Take out all CDs.
b. Turn the ignition switch to the OFF position.
c. While holdin
g the "UP" and "DISC" switches, turn the ignition switch to the ACC position.

HINT:
The CD indicator light blinks during the mode setting and remains lit after the setting is
completed.
w/o Multi-display:
When the mode setting is completed, "SHIP" appears on the display.
d. Turn the ignition switch to the OFF position and disconnect the battery negative terminal.
Fig. 4: Identifying Radio Receiver Assy (W/O Multi
-Display)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 5: Identifying Radio Receiver Assy (W/ Multi-Display)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 6: Identifying CD Indicator Blinking Light
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
2.REMOVE INSTRUMENT PANEL FINISH PANEL LOWER CENTER (See step 26 on
REPLACEMENT
)
3.REMOVE PANEL INSTRUMENT CLUSTER FINISH LOWER (See step 27 on
REPLACEMENT
)
4.REMOVE RADIO RECEIVER ASSEMBLY W/BRACKET
a. w/o Multi-display:
Remove the 2 bolts and disengage the 5 clips.