IS F V8-5.0L (2UR-GSE) (2008)
(a) Turn the engine switch off.
(b) Disconnect the gateway ECU connector (J76).
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- RECONNECT CONNECTOR
OK -- REPLACE GATEWAY ECU
5. RECONNECT CONNECTOR
(a) Reconnect the gateway ECU connector (J76).
NEXT -- Continue to next step.
6. CHECK FOR OPEN IN CAN BUS MAIN WIRE (CAN RH JUNCTION CONNECTOR - GATEWAY ECU)
(a) Disconnect the CAN main bus line connector (J84) from the CAN RH junction connector B side (w/o earth terminal).
NOTICE:
-
Before disconnecting the connector, make a note of where it is connected.
-
Reconnect the connector to its original position.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPAIR OR REPLACE CAN BUS MAIN WIRE OR CONNECTOR (CAN RH JUNCTION CONNECTOR - GATEWAY
ECU)
OK -- REPAIR OR REPLACE CAN BUS MAIN WIRE OR CONNECTOR (CAN LH JUNCTION CONNECTOR - CAN RH
JUNCTION CONNECTOR)
7. CHECK FOR OPEN IN CAN BUS MAIN WIRE (ECM - CAN LH JUNCTION CONNECTOR)