Toyota 4Runner: Poor Sound Quality in All Modes (Low Volume)
PROCEDURE
|
1. |
CHECK AUDIO SETTINGS |
(a) Set "Treble", "Mid" and "Bass" to the initial values and check that sound is normal.
OK:
Malfunction disappears.
HINT:
Sound quality adjustment measures vary according to the type of amplifier.
| OK | .gif) |
END |
|
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|
2. |
COMPARE WITH ANOTHER VEHICLE OF SAME MODEL |
(a) 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.
| OK | |
END |
| NG | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
Screen Flicker or Color Distortion
PROCEDURE
1.
CHECK DISPLAY SETTING
(a) Reset display settings (contrast, brightness) and check that the screen appears
normal.
OK:
The display returns to normal. ...
Voice Guidance does not Function
PROCEDURE
1.
CHECK VOICE GUIDANCE SETTING
(a) Display the "Voice Settings" screen.
(b) Check if the "Voice Recognition Prompts" is not "Off& ...
Other materials about Toyota 4Runner:
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT PROPELLER SHAFT ASSEMBLY
(a) Using a dial indicator, check the propeller shaft runout.
Maximum runout:
0.3 mm (0.0118 in.)
If the shaft runout is more than the maximum, replace the propeller shaft.
...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is output during the DTC check, inspect the trouble areas listed
for that code. For details of the code, refer to the "See page" below.
Sliding Roof System
DTC Code
Det ...
0.0276