Toyota Tacoma (2015-2018) Service Manual: Low Pitched Horn
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT LOW PITCHED HORN ASSEMBLY
(a) Check the operation.
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(1) Apply battery voltage to the terminal 1 and body ground, and check that the low pitched horn assembly sounds. Text in Illustration
OK:
If the result is not as specified, replace the low pitched horn assembly. |
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Installation
INSTALLATION
PROCEDURE
1. INSTALL LOW PITCHED HORN ASSEMBLY
(a) Install the low 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 .gif)
Removal
REMOVAL
PROCEDURE
1. REMOVE RADIATOR GRILLE
Click here .gif)
2. REMOVE LOW PITCHED HORN ASSEMBLY
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(a) Disconnect the connector. |
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(b) Remove the bolt and low pitched horn assembly.
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
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Interior
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Other materials:
Check Bus 3 Lines for Short Circuit
DESCRIPTION
There may be a short circuit between the CAN main bus lines and/or CAN branch
lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) of the central
gateway ECU (network gateway ECU) is below 54 Ω.
Detection Item
Trouble Area
Resis ...
Passenger Side Buckle Switch Circuit Malfunction (B1771)
DESCRIPTION
The passenger side buckle switch circuit consists of the occupant detection ECU
and the front seat inner belt assembly RH.
DTC B1771 is recorded when a malfunction is detected in the passenger side buckle
switch circuit.
Troubleshoot DTC B1771 first when DTCs B1771 and B1795 are o ...
Check Bus 2 Lines for Short Circuit
DESCRIPTION
There may be a short circuit between the CAN main bus lines and/or CAN branch
lines when the resistance between terminals 18 (CA4H) and 17 (CA4L) of the central
gateway ECU (network gateway ECU) is below 54 Ω.
Detection Item
Trouble Area
Resi ...
