lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Initial Inspection and Diagnostic Overview|Page 3686 > < Initial Inspection and Diagnostic Overview|Page 3684
Page 68
background image

Terminals Of ECU

3. CHECK NETWORK GATEWAY ECU (w/ LEXUS NAVIGATION SYSTEM)

a. Disconnect the G3 ECU connector.

Pinouts

b. Check the voltage and resistance of each terminal of the wire harness side connector.

If the result is not as specified, there may be a malfunction on the wire harness side.

Terminals Of ECU

4. CHECK ECM

a. Disconnect the E5, E6 and E7 ECM connectors.

Initial Inspection and Diagnostic Overview|Page 3686 > < Initial Inspection and Diagnostic Overview|Page 3684