Gateway ECU Power Source Circuit

NAVIGATION: NAVIGATION SYSTEM: Gateway ECU Power Source Circuit
- Gateway ECU Power Source Circuit

DESCRIPTION

This is the power source circuit to operate the gateway ECU.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT GATEWAY ECU

(a) Disconnect the gateway ECU connector E23.





(b) Measure the resistance according to the value(s) in the table below.

Standard resistance:





(c) Measure the voltage according to the value(s) in the table below.

Standard voltage:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE