Li

(a) Connect the intelligent tester to the DLC3.

(b) Turn the ignition switch on (IG) and turn the intelligent tester main switch on.

(c) Select the items below in the DATA LIST, and read the display on the intelligent tester.

MAIN BODY (MAIN BODY ECU):

Item

Measurement Item / Display (Range)

Normal Condition

Diagnostic Note

D DOR CTYSW

Driver side door courtesy switch signal / ON or OFF

ON: Driver side door is open OFF: Driver side door is closed

-

P DOR CTY SW

Passenger side door courtesy switch signal / ON or OFF

ON: Passenger side door is open OFF: Passenger side door is closed

-

RR DOR CTY SW

Rear right door courtesy switch signal / ON or OFF

ON: Rear right door is open OFF: Rear right door is closed

-

Item

Measurement Item / Display (Range)

Normal Condition

Diagnostic Note

RL DOR CTY SW

Rear left door courtesy switch signal / ON or OFF

ON: Rear left door is open OFF: Rear left door is closed

-

Normal conditions listed above are displayed.

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

INSPECT DOOR COURTESY SWITCH

(a) Inspect the front door courtesy switch (See page LI-129).

(b) Inspect the rear door courtesy switch (See page LI-131). OK:

Door courtesy switches are normal.

REPLACE DOOR COURTESY SWITCH

CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - DOOR COURTESY SWITCH)

Wire Harness Side:

Main Body ECU

PCTY

1617

Switch

Qj nc

E108574E07

(a) Check the harness and connector between the main body ECU and door courtesy switches (passenger side and rear RH).

(1) Disconnect the E6 main body ECU connector.

(2) Disconnect the O6 and 010 switch connectors.

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

Standard resistance

Tester Connection

Condition

Specified Condition

E6-5 (*1) - OlO-l (Rear RH)

Always

Below 1 Q

E6-7 (*2) - OlO-l (Rear RH)

Always

Below 1 Q

E6-21 (PCTY) - O6-1 (Front passenger side)

Always

Below 1 Q

OlO-l (Rear RH) - Body ground

Always

10 kQ or higher

O6-1 (Front passenger side) - Body ground

Always

*1: without Smart Key System *2: with Smart Key System

Wire Harness Side:

Instrument Panel J/B Assembly

1

2

3

4

5

6

7

8

9

10

11

Door Courtesy Switch dJ

Wire Harness Side:

Main Body ECU

1819

1112

E121486E01

DCTY

Door Courtesy Switch

Check the harness and connector between the instrument panel J/B assembly and rear LH door courtesy switch.

(1) Disconnect the IO instrument panel J/B assembly connector.

(2) Disconnect the N13 switch connector.

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

Standard resistance

Tester Connection

Condition

Specified Condition

IO-7 (LCTY) - N13-1 (Rear LH)

Always

Below 1 Q

IO-7 (LCTY) - Body ground

Always

10 kQ or higher

(c) Check the harness and connector between the main body ECU and driver side door courtesy switch.

(1) Disconnect the E7 main body ECU connector.

(2) Disconnect the M6 switch connector.

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

Standard resistance

Tester Connection

Condition

Specified Condition

E7-24 (DCTY) - M6-1 (Driver side)

Always

Below 1 Q

E7-24 (DCTY) - Body ground

Always

10 kQ or higher

REPAIR OR REPLACE HARNESS OR CONNECTOR

REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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