RM36D0EC _56 Audio / Visual / Telematics _083082 PARK ASSIST / MONITORING _0711991 TOYOTA PARKING ASSIST-SENSOR SYSTEM J

PARK ASSIST / MONITORING  TOYOTA PARKING ASSIST-SENSOR SYSTEM  Clearance Warning ECU Power Source Circuit  


DESCRIPTION

This circuit provides power to operate the clearance warning ECU assembly.

WIRING DIAGRAM

E542505E01
5.563,0.479 5.729,0.646 0.167,0.167 10 false IG 5.292,0.365 5.719,0.667 0.427,0.302 10 false 18 5.563,1.292 5.729,1.458 0.167,0.167 10 false E 5.333,1.729 5.958,2.063 0.625,0.333 10 false G135 3.229,0.646 4.271,0.938 1.042,0.292 10 false ECU-IGR NO.1 0.156,0.469 1.51,0.667 1.354,0.198 10 false from IGR NO.1 Relay 5.333,1.885 6.969,2.396 1.635,0.51 10 false Clearance Warning ECU Assembly 5.271,1.156 5.729,1.479 0.458,0.323 10 false 38

CAUTION / NOTICE / HINT

NOTICE:

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


PROCEDURE

1.CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - BATTERY AND BODY GROUND)
a.
E309541C94
1.448,0.25 1.948,0.5 0.5,0.25 2.938,1.021 2.938,0.531 2.938,0.531 3.063,0.531 true 2.292,1.75 2.458,1.75 2.458,1.75 2.677,1.167 true 1.542,0.302 2,0.5 0.458,0.198 10 false G135 0.135,0.094 0.448,0.292 0.313,0.198 10 false *a 3.115,0.458 3.427,0.656 0.313,0.198 10 false IG 2.188,1.677 2.344,1.875 0.156,0.198 10 false E
*a Front view of wire harness connector
(to Clearance Warning ECU Assembly)


Disconnect the clearance warning ECU assembly connector.


b.

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

Standard Resistance:
Tester Connection Condition Specified Condition
G135-38 (E) - Body ground Always Below 1 Ω



c.

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

Standard Voltage:
Tester Connection Switch Condition Specified Condition
G135-18 (IG) - Body ground Ignition switch ON 11 to 14 V
G135-18 (IG) - Body ground Ignition switch Off Below 1 V



Result:
Proceed to
OK
NG



OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Click hereAudio / Visual / Telematics>PARK ASSIST / MONITORING>TOYOTA PARKING ASSIST-SENSOR SYSTEM>PROBLEM SYMPTOMS TABLE


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR