Toyota Tacoma (2015-2018) Service Manual: Horn Relay

Toyota Tacoma (2015-2018) Service Manual / Horn / 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.

Standard Resistance:

Tester Connection	Connection	Specified Condition
3 - 5	Battery voltage not applied between terminals 1 and 2	10 kΩ or higher
3 - 5	Battery voltage applied between terminals 1 and 2	Below 1 Ω

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

High Pitched Horn

Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE RADIATOR GRILLE Click here 2. REMOVE HIGH PITCHED HORN ASSEMBLY (a) Disconnect the connector. ...

Horn System

Parts Location PARTS LOCATION ILLUSTRATION Precaution PRECAUTION 1. IGNITION SWITCH EXPRESSIONS (a) The type of ignition switch used on this model differs depending on the specifications ...

Other materials:

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION The ECU stores trouble codes when malfunctions occur. The diagnostic system allows for reading of the trouble codes from the DLC3. Use the Techstream to help diagnose and repair the problem. 2. CHECK DLC3 (a) Check the DLC3 (See page ). 3. INSPECT BATTERY VOLT ...

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for both the RH and LH sides. The procedure described below is for the LH side. PROCEDURE 1. PRECAUTION NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable f ...

Components
COMPONENTS ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...