PROCEDURE
1. |
CHECK NOISE CONDITION |
(a) Check from which direction the noise comes (front left or right, or rear left or right).
OK:
The location of the noise source can be determined.
NG | ![]() |
GO TO STEP 3 |
|
2. |
CHECK SPEAKERS |
(a) Check the installation conditions of the speaker units that are located near the noise source and that there are no cracks, scratches, deformation or other failures.
Result |
Proceed to |
---|---|
No malfunction is found |
A |
The speaker is installed incorrectly |
B |
Foreign matter is in a speaker |
C |
The speaker cone paper is broken |
D |
B | ![]() |
REINSTALL SPEAKER |
C | ![]() |
REMOVE FOREIGN MATTER |
D | ![]() |
REPLACE SPEAKER |
|
3. |
CHECK NOISE CONDITIONS |
(a) Check the noise condition.
HINT:
The radio has a noise prevention function to reduce noise when listening to the radio. If a loud noise occurs, check whether the ground at the antenna mounting base and the noise prevention unit are installed and wired correctly.
Condition under which Noise Occurs |
Noise Source |
---|---|
Noise increases when the accelerator pedal is depressed, but stops when the engine is stopped. |
Generator |
Noise occurs during A/C or heater operation. |
Blower motor |
Noise occurs when the horn switch is pressed and released or when pressed and held. |
Horn |
Noise occurs synchronously with the turn signal blinking pattern. |
Flasher |
Noise occurs during window washer operation. |
Washer |
Noise occurs during wiper operation. |
Wiper |
Noise occurs when the brake pedal is depressed. |
Stop light switch |
Others |
Static electricity |
HINT:
Result |
Proceed to |
---|---|
The noise source cannot be determined |
A |
The noise source can be determined |
B |
A | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
B | ![]() |
REPAIR OR REPLACE NOISE SOURCE |
Toyota CH-R Service Manual > Occupant Classification System: Trouble in Passenger Airbag ON/OFF Indicator
DESCRIPTION
The occupant classification system detects the front passenger seat condition.
It then displays the instrument panel passenger airbag assembly and front seat cushion
airbag assembly RH condition (activated/not activated) using the passenger airbag
ON/OFF indicator.
HINT:
Approxi ...
Toyota CH-R Service Manual > Blower Unit(for Valeo Made): Removal
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration)
that must be performed after parts are removed, installed, or replaced during the
blower unit removal/installation are shown below.
Necessary Procedure After Parts Removed/Insta ...