Door Lock Position Circuit

LIGHTING: LIGHTING SYSTEM: Door LOCK Position Circuit
- Door LOCK Position Circuit

DESCRIPTION

This circuit detects the state of the door lock detection sensor and sends it to the main body ECU.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. READ VALUE USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Main Body / Data List.

(e) Read the display on the Techstream.

Main Body (Main Body ECU)





*: w/ Smart key system

OK:

Normal conditions listed above are displayed.

NG -- INSPECT DOOR LOCK

OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

2. INSPECT DOOR LOCK





(a) Remove the front driver side door lock.

(b) Remove the front passenger side door lock.

(c) Remove the back door lock*.

*: w/ Smart key system

(d) Measure the resistance of the door lock.

Standard resistance:

Front driver side door lock





Front passenger side door lock





Back door lock*





*: w/ Smart key system

NG -- REPLACE DOOR LOCK ASSEMBLY
OK -- Continue to next step.

3. CHECK WIRE HARNESS (MAIN BODY ECU - POSITION SWITCH AND BODY GROUND)

(a) Install the door lock.





(b) Connect the door lock connectors.

(c) Disconnect the E15 main body ECU connector.

(d) Measure the resistance of the wire harness side connector.

Standard resistance:

w/o Smart key system





w/ Smart key system





NG -- REPAIR OR REPLACE HARNESS AND CONNECTOR

OK -- REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU)