LS 460 AWD V8-4.6L (1UR-FSE) (2009)
(a) Turn the engine switch on (IG).
(b) Measure the voltage according to the value(s) in the table below.
Standard voltage:
OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
NG -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (ECM - BODY GROUND)
(a) Disconnect the E3 ECM connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open):
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
3. INSPECT ECM (IGSW VOLTAGE)