LS 460 AWD V8-4.6L (1UR-FSE) (2009)
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Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of
probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed.
Replace parts as necessary.
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Inspect the fuses and relays related to this system before inspecting the suspected areas below.
LEXUS Link system
Component Tests and General Diagnostics
CELLULAR COMMUNICATION: LEXUS LINK SYSTEM: ECU Power Source Circuit
ECU Power Source Circuit
DESCRIPTION
This circuit supplies power to operate the mayday ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
1. INSPECT FUSE (RADIO NO. 1, P RR-IG2, P-ACC)
(a) Remove the RADIO NO. 1, P RR-IG2 and P-ACC fuses from the passenger side junction block.