Toyota Venza manuals

Toyota Venza: Horn System

Precaution

PRECAUTION

NOTICE:

When disconnecting the cable from the negative (-) battery terminal, initialize the following system after the cable is reconnected.

System Name

See Procedure

Back Door Closer System


Power Back Door System

1. EXPRESSIONS OF IGNITION SWITCH

The type of ignition switch used on this model differs according to the specifications of the vehicle. The expressions listed in the table below are used in this section.

Expression

Switch Type

Ignition Switch (Position)

Engine Switch (Condition)

Ignition Switch off

LOCK

Off

Ignition Switch ON

ON

On (IG)

Ignition Switch ACC

ACC

On (ACC)

Engine Start

START

On (Start)

Parts Location

PARTS LOCATION

ILLUSTRATION


System Diagram

SYSTEM DIAGRAM


Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

HORN SYSTEM

Symptom

Suspected Area

See page

Horn does not sound

HORN fuse

-

HORN relay (Engine room junction block assembly)


Horn button assembly


Steering pad switch assembly


Spiral cable sub-assembly


Wire harness

-

Horn sounds all the time

HORN relay (Engine room junction block assembly)


Horn button assembly


Steering pad switch assembly


Spiral cable sub-assembly


Wire harness

-

Low pitched horn operates but high pitched horn does not operate

High pitched horn assembly


Wire harness

-

High pitched horn operates but low pitched horn does not operate

Low pitched horn assembly


Wire harness

-

Horn
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT LOW PITCHED HORN ASSEMBLY (a) Apply battery voltage and check the operation of the low pitched ...

Relay
On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT HORN RELAY (ENGINE ROOM JUNCTION BLOCK ASSEMBLY) (a) Remove the engine room junction block assembly from the engine ro ...

Other materials about Toyota Venza:

Engine compartment
► 2GR-FE engine 1. Engine coolant reservoir 2. Engine oil filler cap 3. Engine oil level dipstick 4. Brake fluid reservoir 5. Battery 6. Fuse box 7. Electric cooling fans 8. Condenser 9. Radiator 10.Washer fluid tank ► 1AR-FE engine ...

Removal
REMOVAL PROCEDURE 1. REMOVE REAR DOOR SCUFF PLATE RH HINT: Use the same procedure for the RH side and the LH side (See page ). 2. REMOVE REAR DOOR OPENING TRIM WEATHERSTRIP RH HINT: Use the same procedure for the RH side and the LH side (See page ). ...

Back Door Lock
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE BACK DOOR PANEL TRIM ASSEMBLY 2. REMOVE BACK DOOR LOCK ASSEMBLY (a) Disconnect the connector. (b) Disengage the c ...

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