2003 LEXUS LS430 Identifying ac

LOCATION
Fig. 1: Identifying Horn System Components And Replacements Location

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SYSTEM DIAGRAM
Fig. 2: Identifying Horn System Diagram

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PROBLEM SYMPTOMS TABLE
Fig. 3: Problem Symptoms Table

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INSPECTION
1.INSPECT FUSE (HORN)

LOCATION
Fig. 1: Identifying Ignition System Components And Replacement Location

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SYSTEM DIAGRAM
The ECM determines ignition timing based on signals from various sensors.

Fig. 11: Identifying Ignition Coil Components And Replacements
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REPLACEMENT
1.REMOVE V-BANK COVER
2.REMOVE ENGINE ROOM SIDE COVER
3.REMOVE INTAKE AIR CONNECTOR PIPE

COMPONENTS
Fig. 13: Identifying Camshaft Position Sensor Components And Replacements

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REPLACEMENT
1.REMOVE AIR CLEANER INLET NO. 1 (See step 5 in REPLACEMENT
)
2.DRAIN ENGINE COOLANT (See REPLACEMENT
)

Fig. 15: Identifying Crankshaft Position Sensor Components And Replacements
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REPLACEMENT
1.REMOVE ENGINE UNDER COVER NO. 1
2.REMOVE CRANKSHAFT POSITION SENSOR

Fig. 1: Identifying Instrument Panel/Meter Components (1 Of 4)
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Fig. 2: Identifying Instrument Panel/Meter Components (2 Of 4)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.