LS 460 RWD V8-4.6L (1UR-FSE) (2010)
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
1. CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY - MAIN BODY ECU)
(a) Disconnect the L59 display and navigation module display connector.
(b) Disconnect the L12 main body ECU (multiplex network body ECU) connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
2. CHECK MAIN BODY ECU (OUTPUT SIGNAL)
(a) Reconnect the L12 main body ECU connector.
(b) Turn the engine switch on (IG).
(c) Turn the light control switch to the TAIL or HEAD position.
(d) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Text in Illustration
NG -- GO TO LIGHTING SYSTEM See: Lighting and Horns/Testing and Inspection/Initial Inspection and Diagnostic Overview/How
To Proceed With Troubleshooting
OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE See: Symptom Related
Diagnostic Procedures/Problem Symptoms Table