Indicator Circuit

PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: Indicator Circuit

Indicator Circuit

DESCRIPTION

The sonar ON/OFF indicator light and warning indicator lights are installed in the accessory meter assembly.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FUSE (ECU-IG No. 1)





(a) Remove the ECU-IG No. 1 fuse from the main body ECU.
(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





(c) Install the fuse.

NG -- REPLACE FUSE
OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (ACCESSORY METER ASSEMBLY - BATTERY AND BODY GROUND)





(a) Disconnect the I22 accessory meter assembly connector.
(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:





(c) Reconnect the accessory meter assembly connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (ACCESSORY METER ASSEMBLY - CLEARANCE WARNING ECU)





(a) Disconnect the H43 clearance warning ECU connector.
(b) Disconnect the I22 accessory meter assembly connector.
(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





(d) Reconnect the clearance warning ECU connector.
(e) Reconnect the accessory meter assembly connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

4. REPLACE ACCESSORY METER ASSEMBLY
(a) Replace the accessory meter assembly with a normally functioning or new accessory meter assembly Removal.
(b) Check that the accessory meter indicator operates normally.
OK:
Accessory meter indicator operates normally.

NG -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
OK -- END (ACCESSORY METER IS DEFECTIVE)