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Intuitive Parking Assist System





PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: C1AEE: APGS Sensor Communication Circuit
C1AEE - APGS Sensor Communication Circuit

DESCRIPTION

This DTC is stored when there is an open or short circuit in the communication line between the front sensors and the ECU, or when there is malfunction in a front sensor.





WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC

(a) Clear the DTCs Intuitive Parking Assist System.

(b) Check for DTCs Intuitive Parking Assist System.

Result





B -- USE SIMULATION METHOD TO CHECK Electronic Circuit Inspection Procedure
A -- Continue to next step.

2. CHECK PARKING ASSIST ECU





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

Standard resistance:





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

Standard voltage:





NG -- REPLACE PARKING ASSIST ECU Removal
OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - FRONT SIDE SENSOR LH)

(a) Disconnect the L90 ECU connector.





(b) Disconnect the D1 sensor connector.

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

Standard resistance:





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

4. CHECK HARNESS AND CONNECTOR (FRONT SIDE SENSOR LH - FRONT SIDE SENSOR RH)

(a) Disconnect the D1 and D5 sensor connectors.





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

Standard resistance:





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

5. CHECK FOR DTC

(a) Clear the DTCs Intuitive Parking Assist System.

(b) Check for DTCs Intuitive Parking Assist System.

Result





B -- USE SIMULATION METHOD TO CHECK Electronic Circuit Inspection Procedure
A -- Continue to next step.

6. REPLACE FRONT SIDE NO. 2 ULTRASONIC SENSOR LH

(a) Replace the ultrasonic sensor with a normally functioning sensor Removal.

NEXT -- Continue to next step.

7. CHECK FOR DTC

(a) Clear the DTCs Intuitive Parking Assist System.

(b) Check for DTCs Intuitive Parking Assist System.

Result





B -- END (ULTRASONIC SENSOR IS DEFECTIVE)
A -- Continue to next step.

8. REPLACE FRONT SIDE NO. 2 ULTRASONIC SENSOR RH

(a) Replace the ultrasonic sensor with a normally functioning sensor Removal.

NEXT -- Continue to next step.

9. CHECK FOR DTC

(a) Clear the DTCs Intuitive Parking Assist System.

(b) Check for DTCs Intuitive Parking Assist System.

Result





B -- GO TO DTC C1AEC C1AEC

C -- END (ULTRASONIC SENSOR IS DEFECTIVE)

A -- REPLACE PARKING ASSIST ECU Removal