Toyota RAV4 manuals

Toyota Sienna Service Manual: Poor Sound Quality in All Modes (Low Volume)

Toyota Sienna Service Manual / Navigation / Navigation system / Diagnostic trouble code chart / Poor Sound Quality in All Modes (Low Volume)

INSPECTION PROCEDURE

1 CHECK AUDIO SETTINGS

  1. Set "BASS", "MID" and "TREB" to the initial values and check that sound is normal.

OK: Malfunction disappears.

2 COMPARE WITH ANOTHER VEHICLE OF SAME MODEL

  1. Compare with another vehicle of the same model.
  1. Compare with another vehicle of the same model which does not have trouble to see if there is any difference in the sound quality.

OK: No difference is found

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

Screen Flicker or Color Distortion
INSPECTION PROCEDURE 1 CHECK DISPLAY SETTING Enter the display adjustment screen by pressing the "DISPLAY" switch.  Reset display settings (contrast, brightness) and check ...

Map Disc cannot be Inserted
INSPECTION PROCEDURE 1 CHECK RADIO AND NAVIGATION ASSEMBLY Check if a disc is inserted into the MAP disc slot.  Check if "DISC IN" is displayed. OK: "DISC IN&quo ...

Other materials:

Manual Up / Down Function does not Operate on Rear LH Only
DESCRIPTION If the manual UP/DOWN function does not operate, the power window motor, the regulator switch or the wire harness may be malfunctioning. WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK WIRE HARNESS (POWER SOURCE) Disconnect the P38 regulator switch connector.  Turn ...

Illumination Circuit
DESCRIPTION The Multiplex network body ECU controls illumination light as shown in the chart below.  Room light assembly (Interior light, luggage component light) and courtesy light with DOOR position  Map light assembly (Personal light) Transponder key amplifier (Ignition ke ...

Stereo Component Amplifier Communication Error
INSPECTION PROCEDURE 1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE Enter the diagnostic mode.  Press the "LAN Mon" switch to change to "LAN Monitor" mode.  Identify the component shown by the sub-code. HINT:  "110 (multi-display)" i ...

В© 2011-2026 Copyright www.tsienna.net