Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Stereo Component Amplifier Power Source Circuit

DESCRIPTION

This circuit provides power to the stereo component amplifier assembly.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

CAUTION / NOTICE / HINT

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY POWER SOURCE)

(a) Disconnect the stereo component amplifier assembly connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

S24-6 (GND) - Body ground

Always

Below 1 Ω

S24-7 (E) - Body ground

Always

Below 1 Ω

(c) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

S31-1 (+B) - S24-6 (GND)

Always

11 to 14 V

S31-5 (+B2) - S24-6 (GND)

Always

11 to 14 V

S23-12 (ACC) - S24-6 (GND)

Ignition switch ACC

11 to 14 V

Text in Illustration

*a

Front view of wire harness connector

(to Stereo Component Amplifier Assembly)

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS AND CONNECTOR

Radio Receiver Power Source Circuit
DESCRIPTION This is the power source circuit to operate the navigation receiver assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this s ...

Park Assist / Monitoring
...

Other materials:

Satellite Radio Broadcast cannot be Selected or After Selecting Broadcast, Broadcast cannot be Added into Memory
CAUTION / NOTICE / HINT NOTICE: Some satellite radio broadcasts require payment. A contract must be made between a satellite radio company and the user. If the contract expires, it will not be possible to listen to the broadcast. PROCEDURE 1. CHECK NAVIGATION RECEIVER ...

Voice Recognition Microphone Disconnected (B1579)
DESCRIPTION The navigation receiver assembly and telephone microphone assembly are connected to each other using the microphone connection detection signal lines. This DTC is stored when the microphone connection detection signal is disconnected. DTC Code DTC Detection Con ...

Maintenance data (fuel, oil level, etc.)
Dimensions 2WD models except PreRunner *: Unladen vehicle 4WD models and PreRunner (except Regular Cab models) *: Unladen vehicle *: Unladen vehicle Vehicle capacity weight 2WD models except PreRunner *: Installing accessories in addition to those installed at the factory increase ...

© 2011-2026 Copyright www.ttguide.net