Toyota 4Runner: Noise Occurs or Sound Skips when Portable Player Plays

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Audio / Video / Audio And Visual System / Noise Occurs or Sound Skips when Portable Player Plays

CAUTION / NOTICE / HINT

HINT:

Perform this check with the portable player volume set at an appropriate level.
Make sure that there are no obstructions between the portable player and radio and display receiver assembly that may block signals, and that the portable player and radio and display receiver assembly are not excessively far apart.
Make sure that devices other than the radio and display receiver assembly are not connected to the portable player.
Make sure that there is no interference from a wireless LAN, etc.

PROCEDURE

1.	CHECK USING ANOTHER "Bluetooth" AUDIO COMPATIBLE VEHICLE OF SAME MODEL

(a) Check that the same problem does not occur in the sound heard from the speakers on another "Bluetooth" audio compatible vehicle of the same model.

OK:

The same problem does not occur in the sound heard from the speakers.

MALFUNCTION IN PORTABLE PLAYER

2.	REMOVE ADDITIONAL DEVICES WHICH USE RADIO WAVES

(a) Remove additional devices which use radio waves.

(b) Play the portable player and check that the same problem does not occur in the sound heard from the speakers.

OK:

The same problem does not occur in the sound heard from the speakers.

END

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Portable Player cannot be Operated Using In-vehicle Device or Track Information is not Displayed on In-vehicle Device

PROCEDURE 1. CHECK USING ANOTHER "Bluetooth" AUDIO COMPATIBLE VEHICLE OF SAME MODEL (a) Check if track information is displayed normally on another "Bl ...

Portable Player cannot be Connected Manually/Automatically

CAUTION / NOTICE / HINT HINT: Some versions of "Bluetooth" compatible audio players may not function, or the function may be limited using the radio and display receiver assembly, even i ...

Other materials about Toyota 4Runner:

Precaution
PRECAUTION 1. NOTICE FOR INITIALIZATION NOTICE: When disconnecting the cable from the negative (-) battery terminal, some systems need to be initialized after the cable is reconnected (See page ). 2. PRECAUTIONS FOR PUSH-BUTTON START FUNCTION (a) Befo ...

Inspection
INSPECTION PROCEDURE 1. INSPECT WIRELESS DOOR LOCK BUZZER (a) Measure the resistance according to the value(s) in the table below. HINT: The buzzer activation circuit is built into the ECU, not into the buzzer itself. When battery volta ...