Data Signal Circuit between Navigation Receiver Assembly and Extension Module [12/2014 - ]: Procedure
- CHECK NO. 1 NAVIGATION WIRE
- Disconnect the b6 navigation receiver assembly connector.
- Disconnect the b7 stereo component tuner assembly connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition b7-1 (USV4) - b6-1 (USV4) Always Below 1 Ω b7-2 (US4-) - b6-2 (US4-) Always Below 1 Ω b7-3 (US4+) - b6-3 (US4+) Always Below 1 Ω b7-4 (UGD4) - b6-4 (UGD4) Always Below 1 Ω b7-5 (USG4) - b6-5 (USG4) Always Below 1 Ω b7-1 (USV4) - Body ground Always 10 kΩ or higher b7-2 (US4-) - Body ground Always 10 kΩ or higher b7-3 (US4+) - Body ground Always 10 kΩ or higher b7-4 (UGD4) - Body ground Always 10 kΩ or higher b7-5 (USG4) - Body ground Always 10 kΩ or higher TEXT IN ILLUSTRATION*a Front view of No. 1 navigation wire connector
(to Navigation Receiver Assembly)*b Front view of No. 1 navigation wire connector
(to Stereo Component Tuner Assembly)
NG → See step 3
OK → See step 2
- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE [12/2014 - ]
- REPLACE NO. 1 NAVIGATION WIRE. Refer to REMOVAL [12/2014 - ]