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
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuse for circuits related to this system before performing the following inspection procedure.
HINT:
If the parking assist ECU does not operate due to a power source problem, other system DTCs may be stored due to a CAN communication interruption.
PROCEDURE
1. | CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - BODY GROUND) |
(a) Disconnect the J159 parking assist ECU connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
J159-4 (GND1) - Body ground | Always | Below 1 Ω |
NG | ![]() | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. | CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU POWER SOURCE) |
(a) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
OK | ![]() | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() | REPAIR OR REPLACE HARNESS OR CONNECTOR |
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INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
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PROBLEM SYMPTOMS TABLE HINT:
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