Toyota Tacoma (2015-2018) Service Manual: High Pitched Horn

Toyota Tacoma (2015-2018) Service Manual / Horn / High Pitched Horn

Components

COMPONENTS

ILLUSTRATION

Removal

REMOVAL

PROCEDURE

1. REMOVE RADIATOR GRILLE

Click here 2. REMOVE HIGH PITCHED HORN ASSEMBLY

2. REMOVE HIGH PITCHED HORN ASSEMBLY

(a) Disconnect the connector.

(b) Remove the bolt and high pitched horn assembly.

Inspection

INSPECTION

PROCEDURE

1. INSPECT HIGH PITCHED HORN ASSEMBLY

(a) Check the operation.

(1) Apply battery voltage to the terminal 1 and body ground, and check that the high pitched horn assembly sounds.

Text in Illustration

Component without harness connected

(High Pitched Horn Assembly)

Body Ground

OK:

Measurement Condition

Specified Operation

Battery positive (+) - Terminal 1

Battery negative (-) - Body ground

High pitched horn sounds

If the result is not as specified, replace the high pitched horn assembly.

Installation

INSTALLATION

PROCEDURE

1. INSTALL HIGH PITCHED HORN ASSEMBLY

(a) Install the high pitched horn assembly with the bolt.

Torque:

20 N·m {199 kgf·cm, 14 ft·lbf}

(b) Connect the connector.

2. INSTALL RADIATOR GRILLE

Click here Horn Relay

Horn Relay

On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT HORN RELAY ASSEMBLY (a) Check the resistance. (1) Measure the resistance according to the value(s) in the table below ...

Other materials:

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (a) Disconnect the C27 and C29 certification ECU (smart key ECU assembly) connectors. (b) Measure the voltage and resistance according to the value(s) in the table below. HINT: Measure the values on the wire harness side w ...

Theft Deterrent System Communication Line High Fixation (B279A,B279A12)
DESCRIPTION If the communication line (EFIO-IMI) to the transponder key ECU assembly is stuck high (e.g. shorted to +B), the ECM stores this DTC. DTC No. DTC Detection Condition Trouble Area DTC Output Confirmation Operation B279A*1 ...

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL STARTER ARMATURE ASSEMBLY (a) Install the starter armature to the starter yoke. 2. INSTALL STARTER BRUSH HOLDER ASSEMBLY (a) Install the starter brush holder assembly. (b) Connect the 4 brushes to the starter brush holder assembly. (1) Using a scre ...