PROCEDURE
1. |
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 |
A speaker is installed incorrectly |
B |
Foreign objects are in the speaker |
C |
A speaker cone paper is broken |
D |
B |
REINSTALL SPEAKER |
C |
REMOVE FOREIGN OBJECT |
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:
OK:
The noise source cannot be determined.
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG |
REPAIR OR REPLACE NOISE SOURCE |
TS and CG Terminal Circuit
DESCRIPTION
The signal check circuit detects trouble in the sensor or switch signal which
cannot be detected by the DTC check.
Connecting terminals TS and CG of the DLC3 starts the check.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing ...
Removal
REMOVAL
PROCEDURE
1. REMOVE UPPER RADIATOR SUPPORT SEAL
2. REMOVE FRONT BUMPER COVER
(a) Put protective tape around the front bumper cover.
(b) Remove the 3 bolts, 10 screws and 6 clips.
(c) Detach the 14 claws to remove the front bumper cover with ra ...