Toyota RAV4 manuals

Toyota Sienna Service Manual: 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

Radio Broadcast cannot be Received or Poor Reception
INSPECTION PROCEDURE 1 CHECK RADIO RECEIVER Check the radio's automatic station search function.  Check the radio's automatic station search function by activating it. OK: The ra ...

Vehicle Speed Signal Circuit between Radio Receiver and Combination Meter
DESCRIPTION This circuit is necessary for the ASL (Auto Sound Leveliser) built into the radio receiver. Speed signals are received from the combination meter and used for the ASL. The ASL fun ...

Other materials:

Front passenger side power window switch
Inspection 1. INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY  Check the resistance between the switch terminals when the switch is operated. Standard If the result is not as specified, replace the switch assembly. ...

Vehicle Speed Sensor Malfunction
DTC P0500 Vehicle Speed Sensor Malfunction DTC P0503 Vehicle Speed Sensor Circuit Malfunction DESCRIPTION The cruise control system uses the same vehicle speed signal that is sent to the ECM for the SFI system. If DTC P0500 is detected, perform the diagnosis using the inspection procedure ...

Past record
Type A Press the “CAR” button. Type B Press the “APPS” button, and then select “Eco” on the screen. If the “Trip Information” screen is displayed, select “Past Record”. Reset the past record data Best recorded fuel consumption Average fuel consumption ...

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