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: Initialization
INITIALIZATION
DESCRIPTION
(a) Zero point of the occupant classification sensors may deviate in the following
situations. To ensure sensor accuracy, be sure to perform Zero Point Calibration.
The occupant detection ECU is replaced.
HINT:
As the zero point is not automatically store ...
Toyota CH-R Service Manual > Forced Release(for Tmmt Made): Operation Method
OPERATION METHOD
PROCEDURE
1. PRECAUTION
Click here
2. REMOVE BENCH TYPE REAR SEAT CUSHION ASSEMBLY
Click here
3. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP LH
Click here
4. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP RH
HINT:
Use the same procedure as for the LH side.
...