Toyota Tacoma (2015-2018) Service Manual: Sound Quality is Bad Only when CD is Played (Volume is Too Low)

Toyota Tacoma (2015-2018) Service Manual / Navigation / Multi Info Display / Navigation System / Sound Quality is Bad Only when CD is Played (Volume is Too Low)

PROCEDURE

1.	REPLACE CD AND RECHECK

(a) Replace the CD with a known good one and recheck.

(1) Check if the same malfunction occurs again.

OK:

Malfunction disappears.

END

REPLACE NAVIGATION RECEIVER ASSEMBLY

No Sound can be Heard from Speakers

PROCEDURE 1. CHECK AUDIO SETTINGS (a) Display the "Sound Settings" screen. (b) Set volume, fader and balance to the initial values and check that sound i ...

CD cannot be Ejected

PROCEDURE 1. CHECK OPERATION (a) Press the disc eject switch of the navigation receiver assembly for 5 seconds or more and check that the CD is ejected. OK: CD i ...

Other materials:

Adjustment
ADJUSTMENT PROCEDURE 1. ADJUST PARK/NEUTRAL POSITION SWITCH (a) While pushing the shift lock release button, move the shift lever to N. (b) Remove the bolt of the park/neutral position switch. (c) Clean the bolt and bolt hole. (d) Apply adhesive to 2 or 3 threads on the end of the bolt. Adhes ...

Data List / Active Test
DATA LIST / ACTIVE TEST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows the values or s ...

Compressor Lock Sensor Circuit (B1422)
SYSTEM DESCRIPTION The ECM sends the engine speed signal to the air conditioning amplifier assembly via CAN communication. The air conditioning amplifier assembly reads the difference between compressor speed and engine speed. When the difference becomes too large, the air conditioning ampli ...