Navigation Voice Circuit between Radio Receiver and Extension Module [12/2013 - ]: Procedure
- CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - EXTENSION MODULE)
- Disconnect the radio and display receiver assembly connector.
- Disconnect the extension module connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition b2-22 (VOL+) - b1-31 (VOL+) Always Below 1 Ω b2-23 (VOL-) - b1-30 (VOL-) Always Below 1 Ω b2-24 (SHD1) - b1-29 (SHD1) Always Below 1 Ω b2-22 (VOL+) - Body ground Always 10 kΩ or higher b2-23 (VOL-) - Body ground Always 10 kΩ or higher b2-24 (SHD1) - Body ground Always 10 kΩ or higher
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR
OK → See step 2
- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE [12/2013 - ]