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
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 |
|
*a |
Front view of wire harness connector (to Stereo Component Amplifier Assembly) |
| OK | .gif) |
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 ...
Other materials:
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
CAUTION:
Be sure to read Precaution thoroughly before servicing (See page
).
NOTICE:
After turning the ign ...
Removal
REMOVAL
PROCEDURE
1. REMOVE NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY
2. REMOVE FRONT EXHAUST PIPE ASSEMBLY
(See page )
3. REMOVE NO. 1 OIL COOLER INLET TUBE AND NO. 1 OIL COOLER OUTLET TUBE
NOTICE:
When disconnecting the hoses from the tube, support the tube by hand and be careful
to prevent ...
All Door Entry Lock/Unlock Functions do not Operate, but Wireless Functions
Operate
DESCRIPTION
When the wireless operation can be used to lock and unlock the doors, communication
between the electrical key and TPMS receiver assembly and certification ECU (smart
key ECU assembly) is normal. If the entry lock and unlock functions do not operate,
the entry cancel function may ...
