Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU [06/2018 - 11/2022]: Procedure
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- CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - NAVIGATION ECU)
- Disconnect the I57 radio and display receiver assembly connector.
- Disconnect the I69 navigation ECU connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition I57-7 (SUP) - I69-21 (SUP) Always Below 1 Ω I57-7 (SUP) or I69-21 (SUP) - Body ground Always 10 kΩ or higher Result
Proceed to OK NG
Result:
OK
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE [06/2018 - 01/2019] , or refer to PROBLEM SYMPTOMS TABLE [01/2019 - 03/2019] , or refer to PROBLEM SYMPTOMS TABLE [03/2019 - 09/2019] , or refer to PROBLEM SYMPTOMS TABLE [09/2019 - 04/2020] , or refer to PROBLEM SYMPTOMS TABLE [04/2020 - 09/2022] , or refer to PROBLEM SYMPTOMS TABLE [09/2022 - 11/2022]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR