LS 460 RWD V8-4.6L (1UR-FSE) (2010)
(a) Check the harness and the connectors between the integration relay and the ECM.
(1) Remove the EFI MAIN2 relay from the engine room No. 2 relay block.
(2) Disconnect the A14 ECM connector.
(3) Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open):
Standard resistance (Check for short):
(b) Check the harness and the connectors between the EFI MAIN2 relay and body ground.
(1) Remove the EFI MAIN2 relay from the engine room No. 2 relay block.
(2) 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 -- CHECK AND REPAIR HARNESS OR CONNECTOR (TERMINAL +B OF ECM - BATTERY POSITIVE TERMINAL)