LS 460 RWD V8-4.6L (1UR-FSE) (2010)
![background image](/lexus/ls_460_rwd/v8-4.6l_(1ur-fse)/Page-2491014.png)
(b) Reconnect the X4 map light assembly connector.
(c) Turn the engine switch on (ACC).
(d) Connect an oscilloscope to terminals 21 (MI1+) and 20 (MIC-) of the X4 telephone microphone assembly connector.
(e) Check the waveform of the telephone microphone assembly using the oscilloscope.
Text in Illustration
Result
B -- CHECK MAP LIGHT ASSEMBLY
A -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE See: Navigation System/Testing
and Inspection/Symptom Related Diagnostic Procedures/Navigation System (For HDD)/Problem Symptoms Table
12. CHECK MAP LIGHT ASSEMBLY
(a) Replace the telephone microphone assembly (See page ).
(b) Check if the same malfunction recurs.
Result
NG -- REPLACE MAP LIGHT ASSEMBLY See: Cellular Phone/Cellular Phone Microphone/Service and Repair/Removal
OK -- END
Multi-Display Power Source Circuit
AUDIO / VISUAL: ELECTRO MULTI VISION SYSTEM: Multi-display Power Source Circuit
- Multi-display Power Source Circuit
DESCRIPTION
This is the power source circuit to operate the display and display and navigation module display.
WIRING DIAGRAM