Toyota Venza manuals

Toyota Venza: Engine Hood Courtesy Switch Circuit

DESCRIPTION

The security courtesy switch is installed together with the hood lock. This switch turns off when the engine hood is opened and turns on when the engine hood is closed.

WIRING DIAGRAM


PROCEDURE

1.

INSPECT HOOD LOCK ASSEMBLY (SECURITY COURTESY SWITCH)

(a) Remove the hood lock assembly (See page ).



(b) Disconnect the A7 security courtesy switch connector.

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

1 - 2

Opened

Below 1 Ω

Locked

10 kΩ or higher

Text in Illustration

*1

Component without harness connected

(Hood Lock Assembly (Security Courtesy Switch))

*2

Opened

*3

Locked


NG

REPLACE HOOD LOCK ASSEMBLY (SECURITY COURTESY SWITCH)


OK

2.

CHECK HARNESS AND CONNECTOR (SECURITY COURTESY SWITCH - BODY GROUND)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A7-2 - Body ground

Always

Below 1 Ω

Text in Illustration

*1

Front view of wire harness connector

(to Security Courtesy Switch)



NG

REPAIR OR REPLACE HARNESS OR CONNECTOR


OK

3.

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

(a) Disconnect the D50 main body ECU (driver side junction block assembly) connector.


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

Standard Resistance:

Tester Connection

Condition

Specified Condition

D50-16 (HCTY) - A7-1

Always

Below 1 Ω

D50-16 (HCTY) - Body ground

Always

10 kΩ or higher

Text in Illustration

*1

Front view of wire harness connector

(to Main Body ECU (Driver Side Junction Block Assembly))

*2

Front view of wire harness connector

(to Security Courtesy Switch)


OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any p ...

Horn Circuit
DESCRIPTION When the theft deterrent system is switched from the armed state to the alarm sounding state, the main body ECU (driver side junction block assembly) transmits a signal to cause the h ...

Other materials about Toyota Venza:

Seat Position Airbag Sensor Circuit Malfunction (B1653/35)
DESCRIPTION The seat position airbag sensor circuit consists of the center airbag sensor assembly and seat position airbag sensor. DTC B1653/35 is stored when a malfunction is detected in the seat position airbag sensor circuit. DTC No. ...

Washer Motor(for Rear Side)
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE FRONT WHEEL RH 2. REMOVE FRONT FENDER OUTSIDE MOULDING RH HINT: Use the same procedure for the RH side and LH side (See page ). 3. REMOVE FRONT FENDER LINER RH 4. DRAI ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use the following procedures to troubleshoot the tire pressure warning system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

© 2016-2020 Copyright www.tovenza.com

0.1954