RM35X0E _56 Audio / Visual / Telematics _078379 NAVIGATION / MULTI INFO DISPLAY _0380999 NAVIGATION SYSTEM J

NAVIGATION / MULTI INFO DISPLAY  NAVIGATION SYSTEM  Radio Receiver Power Source Circuit  


DESCRIPTION

This is the power source circuit to operate the radio and display receiver assembly.

WIRING DIAGRAM

E384853E10
0.865,0.24 3.125,0.479 2.26,0.24 10 false from Engine Stop and Start ECU*1 1.344,0.615 3.594,1.021 2.25,0.406 10 false from Battery*2 0.969,1.208 2.302,1.406 1.333,0.198 10 false from IG1 NO.1 Relay 0.833,1.833 3.271,2.115 2.438,0.281 10 false from Engine Stop and Start ECU*1 5.896,3.083 7.104,3.49 1.208,0.406 10 false Radio and Display Receiver Assembly 3.479,0.792 3.969,0.979 0.49,0.188 10 false RADIO 3.25,1.385 4.281,1.625 1.031,0.24 10 false ECU-IG1 NO.3 3.344,2.365 4.406,2.646 1.063,0.281 10 false ECU-ACC 5.708,0.594 6.073,0.781 0.365,0.188 10 false O5 5.708,1.229 6.073,1.417 0.365,0.188 10 false O7 6.083,0.594 6.448,0.781 0.365,0.188 10 false +B1 6.104,1.219 6.469,1.406 0.365,0.188 10 false IG 6.083,2.188 6.51,2.375 0.427,0.188 10 false ACC1 6.083,2.75 6.51,2.938 0.427,0.188 10 false GND1 5.729,1.01 5.938,1.198 0.208,0.188 10 false 19 5.719,1.979 5.927,2.167 0.208,0.188 10 false 15 5.76,0.385 5.906,0.563 0.146,0.177 10 false 4 5.75,2.563 5.896,2.74 0.146,0.177 10 false 1 1.146,2.198 2.521,2.5 1.375,0.302 10 false from ACC Relay*2 0.333,2.948 2.385,3.125 2.052,0.177 10 false *1: w/ Stop and Start System 0.333,3.323 2.385,3.5 2.052,0.177 10 false *2: w/o Stop and Start System 5.719,2.198 6.083,2.385 0.365,0.188 10 false O5 5.719,2.771 6.083,2.958 0.365,0.188 10 false O5

CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following procedure.


PROCEDURE

1.CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY POWER SOURCE)
a.
E365519C14
0.708,0.938 1.083,1.24 0.375,0.302 2.281,0.948 2.656,1.25 0.375,0.302 1.927,1.813 1.719,0.635 1.719,0.635 1.552,0.635 true 3.063,1.813 2.823,0.51 2.823,0.51 2.656,0.51 true 0.51,2.573 0.344,2.573 0.344,2.573 0.292,2.063 true 3.052,1.948 2.896,2.635 2.896,2.635 2.75,2.635 true 2.406,1.021 2.865,1.219 0.458,0.198 10 false O5 0.813,1.01 1.271,1.208 0.458,0.198 10 false O7 2.375,0.438 2.688,0.635 0.313,0.198 10 false +B1 2.365,2.552 2.813,2.802 0.448,0.25 10 false ACC1 1.146,0.552 1.594,0.802 0.448,0.25 10 false GND1 0.563,2.5 1.01,2.75 0.448,0.25 10 false IG 0.156,0.146 0.604,0.396 0.448,0.25 10 false *a
*a Front view of wire harness connector
(to Radio and Display Receiver Assembly)


Disconnect the radio and display receiver assembly connectors.


b.

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

Standard Resistance:
Tester Connection Condition Specified Condition
O5-1 (GND1) - Body ground Always Below 1 Ω



c.

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

Standard Voltage:
Tester Connection Condition Specified Condition
O5-4 (+B1) - O5-1 (GND1) Always 11 to 14 V*1
10.5 to 16 V*2
O5-15 (ACC1) - O5-1 (GND1) Ignition switch ACC 11 to 14 V*1
10.5 to 16 V*2
O7-19 (IG) - O5-1 (GND1) Ignition switch ON 11 to 14 V


*1: w/o Stop and Start System

*2: w/ Stop and Start System



Result:
Proceed to
OK
NG



OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Click hereAudio / Visual / Telematics>NAVIGATION / MULTI INFO DISPLAY>NAVIGATION SYSTEM>PROBLEM SYMPTOMS TABLE


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR