Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: 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:

Disposal
DISPOSAL CAUTION / NOTICE / HINT HINT: The tire pressure warning valve and transmitter is powered by a lithium battery. When disposing of the tire pressure warning valve and transmitter, remove the battery and dispose of it correctly. PROCEDURE 1. DISPOSE OF TIRE PRESSURE WARNING VALVE AND ...

Low Power Supply Voltage Malfunction (C1241)
DESCRIPTION If there is a problem with the skid control ECU (master cylinder solenoid) power supply circuit, the skid control ECU outputs the DTC and prohibits operation under the fail-safe function. If the voltage supplied to terminal IG1 is not within the DTC detection threshold due to mal ...

Short to +B in Outer Mirror Indicator(Master) (C1AB0)
DESCRIPTION This DTC is stored when the blind spot monitor sensor LH detects a +B short in the blind spot monitor indicator LH. DTC Code DTC Detection Condition Trouble Area C1AB0 With the blind spot monitor main switch assembly (warni ...

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