2003 LEXUS LS430 Identifying ac

b. Remove the disc.
HINT:
If the disc cannot be removed easily, turn the shoe adjuster until the wheel turns smoothly.
Fig. 176: Identifying Matchmarks On Disc And Rear Axle Hub

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4.REMOVE PARKING BRAKE SHOE RETURN TENSION SPRING
a. Using SST, remove the brake shoe return tension spring.
SST 09703-30010

b. Place matchmarks on the disc and rear axle hub.
c. Remove the disc.
HINT:
If the disc cannot be removed easily, turn the shoe adjuster until the wheel turns smoothly.
Fig. 195: Identifying Matchmarks On Disc And Rear Axle Hub

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4.MEASURE BRAKE DISC INSIDE DIAMETER
Using a brake drum gauge or equivalent, measure the inside diameter of the disc.
Standard inside diameter: 190 mm (7.48 in.)
Maximum inside diameter: 191 mm (7.52 in.)
Replace the disc if the inside diameter is at the maximum value or more. Replace the disc or grind it with
a lathe if the disc is scored or worn unevenly.

Fig. 206: Identifying Parking Brake Shoe Lever RH And LH
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16.INSTALL PARKING BRAKE SHOE ASSY LH NO.1
a. Apply high temperature grease to the areas of the backing plate which make contact with the shoe.
b. Install the parking brake shoe assy LH No.1 with a pin, shoe hold-down spring and the cap.

1.STEERING SYSTEM HANDLING PRECAUTIONS
a. Care must be taken when replacing parts. Incorrect replacement could affect the performance of the
steering system and result in hazardous driving.
2.SRS AIRBAG SYSTEM HANDLING PRECAUTIONS
a. The LEXUS LS430 is equipped with an SRS (Supplemental Restraint System) such as the driver's
airbag and front passenger airbag. Failure to carry out service operations in correct sequence could
cause unexpected SRS deployment during servicing and may lead to a serious accident. Before
servicing (including removal or installation of parts, inspection or replacement), be sure to read the
precautionary notice for the supplemental restraint system (see PRECAUTION
).
Fig. 1: [Identifying Bus Line]

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3.BUS LINE REPAIR
a. After repairing the bus line with solder, wrap the repaired part with vinyl tape (see ELECTRONIC
CIRCUIT INSPECTION PROCEDURE ).

Fig. 5: Identifying Can Communication System Electrical Components Location (1 Of 2)
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Fig. 6: Identifying Can Communication System Electrical Components Location (2 Of 2)
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Fig. 10: Identifying D-Can Junction Connectors
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Fig. 11: Identifying P-Can Junction Connectors
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