RM38N0EC _56 Audio / Visual / Telematics _111825 PARK ASSIST / MONITORING _0500432 PANORAMIC VIEW MONITOR SYSTEM J

PARK ASSIST / MONITORING PANORAMIC VIEW MONITOR SYSTEM ECU Power Source Circuit

DESCRIPTION

This circuit is the power source circuit to operate the parking assist ECU. The parking assist ECU controls the panoramic view monitor system.

WIRING DIAGRAM

5.323,2.281 7.156,2.594 1.833,0.313 10 false Parking Assist ECU 5.323,2.094 7.156,2.406 1.833,0.313 10 false L21 0.927,0.646 2.76,0.958 1.833,0.313 10 false from Auxiliary Battery 0.906,1.063 3.156,1.396 2.25,0.333 10 false from IGR NO. 1 Relay 3.26,0.833 5.094,1.146 1.833,0.313 10 false ECU-B NO.2 3.292,1.281 5.125,1.594 1.833,0.313 10 false ECU-IGR NO. 1 5.375,1.104 7.156,1.417 1.781,0.313 10 false IG 5.375,1.5 7.156,1.813 1.781,0.313 10 false GND1 5.375,0.646 7.156,0.958 1.781,0.313 10 false +B 5.156,0.521 6.938,0.833 1.781,0.313 10 false 1 5.104,0.938 6.885,1.25 1.781,0.313 10 false 21 5.146,1.385 6.927,1.698 1.781,0.313 10 false 2

CAUTION / NOTICE / HINT

NOTICE:: ·

Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the panoramic view monitor system may be needed.

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>PANORAMIC VIEW MONITOR SYSTEM>CALIBRATION202409,999999,_56,_111825,_0500432,RM100000002O1F6,

·

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

PROCEDURE

1.CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - BATTERY AND BODY GROUND)

Disconnect the L21 parking assist ECU connector.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
Click Location & Routing(L21)Location & Routingewd_type=routing;type=c;code=L21 Click Connector(L21)Instrument Panel>No. 2 Floor Wire>Parking Assist ECUewd_type=component;type=c;code=L21;pinno=2
L21-2 (GND1) - Body ground	Always	Below 1 Ω

Tester Connection

Condition

Specified Condition

Click Location & Routing(L21)Location & Routingewd_type=routing;type=c;code=L21

Click Connector(L21)Instrument Panel>No. 2 Floor Wire>Parking Assist ECUewd_type=component;type=c;code=L21;pinno=2

L21-2 (GND1) - Body ground

Always

Below 1 Ω

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

Standard Voltage:

Tester Connection	Switch Condition	Specified Condition
Click Location & Routing(L21)Location & Routingewd_type=routing;type=c;code=L21 Click Connector(L21)Instrument Panel>No. 2 Floor Wire>Parking Assist ECUewd_type=component;type=c;code=L21;pinno=1,2,21
L21-1 (+B) - L21-2 (GND1)	Ignition switch off	11 to 14 V
L21-21 (IG) - L21-2 (GND1)	Ignition switch ON	11 to 14 V
L21-21 (IG) - L21-2 (GND1)	Ignition switch off	Below 1 V

Result:

Proceed to
OK
NG

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>PANORAMIC VIEW MONITOR SYSTEM>PROBLEM SYMPTOMS TABLE202409,999999,_56,_111825,_0500432,RM100000002O1F8,

REPAIR OR REPLACE HARNESS OR CONNECTOR