Toyota Tacoma (2015-2018) Service Manual: Inspection

Toyota Tacoma (2015-2018) Service Manual / Audio / Video / Front Door Speaker / Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT NO. 1 SPEAKER ASSEMBLY (w/o Amplifier Box Speaker Assembly)

(a) Measure the resistance according to the value(s) in the table below.

Standard resistance:

Tester Connection	Condition	Specified Condition
1 - 2	Always	3.2 to 4.8 Ω

If the result is not as specified, replace the front No. 1 speaker assembly.

Text in Illustration

*a	Component without harness connected (Front No. 1 Speaker Assembly)

2. INSPECT FRONT NO. 1 SPEAKER ASSEMBLY (w/ Amplifier Box Speaker Assembly)

(a) Measure the resistance according to the value(s) in the table below.

Standard resistance:

Tester Connection	Condition	Specified Condition
1 - 2	Always	1.4 to 2.2 Ω

If the result is not as specified, replace the front No. 1 speaker assembly.

Text in Illustration

*a	Component without harness connected (Front No. 1 Speaker Assembly)

Removal

REMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. REMOVE FRONT DOOR LOWER FRAME B ...

Installation

INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL FRONT NO. 1 SPEAKE ...

Other materials:

ECU Power Source Circuit
DESCRIPTION This circuit supplies power to the millimeter wave radar sensor assembly when the ignition switch is ON. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following inspection procedure. PROCEDURE ...

Diagnosis System
DIAGNOSIS SYSTEM DIAGNOSIS FUNCTION (a) The diagnosis function turns off the cruise control indicator, illuminates the master warning light and displays a warning message when a malfunction is detected. When a malfunction is detected in the dynamic radar cruise control system, DTCs are store ...

Lost Communication with Power Source Control (B278C)
DESCRIPTION DTC No. DTC Detection Condition Trouble Area B278C An internal malfunction occurs in the certification ECU (smart key ECU assembly) Certification ECU (smart key ECU assembly) CAUTI ...