Clearance Sonar Main Switch Circuit

PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: Clearance Sonar Main Switch Circuit
- Clearance Sonar Main Switch Circuit

DESCRIPTION

When the clearance sonar main switch turns on, the ON signal is input into the clearance warning ECU.

WIRING DIAGRAM





INSPECTION PROCEDURE

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

PROCEDURE

1. READ VALUE USING TECHSTREAM (CLEARANCE SONAR MAIN SWITCH)

(a) Check the Data List for proper functioning of the clearance sonar main switch.

Intuitive P/A





OK:

The Techstream display changes according to operation of clearance sonar main switch.

NG -- INSPECT CLEARANCE SONAR MAIN SWITCH

OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Intuitive Parking Assist System

2. INSPECT CLEARANCE SONAR MAIN SWITCH





(a) Remove the clearance sonar main switch Removal.

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

Standard Resistance:





Text in Illustration





NG -- REPLACE CLEARANCE SONAR MAIN SWITCH Removal
OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (CLEARANCE SONAR MAIN SWITCH - CLEARANCE WARNING ECU AND BATTERY)





(a) Disconnect the D5 clearance sonar main switch connector.

(b) Disconnect the D77 clearance warning ECU connector.

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

Standard Voltage:





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

Standard Resistance:





Text in Illustration





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE CLEARANCE WARNING ECU Removal