FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Navigation System (for DVD)








NAVIGATION: NAVIGATION SYSTEM (for DVD): TERMINALS OF ECU

TERMINALS OF ECU

1. CHECK MULTI-DISPLAY





(a) Disconnect the L59 display connector.
(b) Measure the resistance and voltage according to the value(s) in the table below.





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

(c) Reconnect the L59 display connector.
(d) Measure the voltage according to the value(s) in the table below.









HINT:
*1: for DVD Changer Models
*2: W/ Rear Seat Entertainment System
*3: W/O Rear Seat Entertainment System
- If the result is not as specified, the multi-display may have a malfunction.





(e) Using an oscilloscope, check the waveform 1.










(f) Using an oscilloscope, check the waveform 2.






2. CHECK NAVIGATION ECU





(a) Disconnect the L65 ECU connector.
(b) Measure the resistance and voltage according to the value(s) in the table below.





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

(c) Reconnect the L65 ECU connector.
(d) Measure the voltage according to the value(s) in the table below.





- If the result is not as specified, the ECU may have a malfunction.

3. CHECK REAR POWER SEAT MODULE SWITCH (W/O Ottoman)





(a) Disconnect the r2 controller connector.
(b) Measure the resistance and voltage according to the value(s) in the table below.





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

(c) Reconnect the r2 controller connector.
(d) Measure the voltage according to the value(s) in the table below.





- If the result is not as specified, the controller may have a malfunction.

4. CHECK REAR POWER SEAT MODULE SWITCH (W/ Ottoman)





(a) Disconnect the S15 controller connector.
(b) Measure the resistance and voltage according to the value(s) in the table below.





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

(c) Reconnect the S15 controller connector.
(d) Measure the voltage according to the value(s) in the table below.





- If the result is not as specified, the controller may have a malfunction.

5. CHECK RADIO RECEIVER Audio and Visual System (W/ Multi-display)
6. CHECK STEREO COMPONENT AMPLIFIER Audio and Visual System (W/ Multi-display)