Description
The majority of the audio concerns are the result of outside causes (bad CD, electromagnetic interference, etc.).
NOISE
The following noise results from variations in field strength, such as fading noise and multi-path noise, or external noise from trains and other sources. It is not a malfunction.
The vehicle itself can be a source of noise if noise prevention parts or electrical equipment is malfunctioning.
Check if noise is caused and/or changed by engine speed, ignition switch turned to each position, and operation of each piece of electrical equipment, and determine the cause.
NOTE: The source of the noise can be found easily by listening to the noise while removing the fuses of electrical components, one by one.
Type of Noise and Possible Cause

RELATED TO HANDS-FREE PHONE
| Symptom | Cause and Counter measure |
| Does not recognize cellular phone connection (No connection is displayed on the display at the guide). | Some Bluetooth enabled cellular phones may not be recognized by
the in-vehicle phone module.
Refer to "RELATED TO HANDS-FREE PHONE (Check Compatibility)" in AV-304, "Symptom Table". |
| Cannot use hands-free phone. |
Customer will not be able to use a hands-free phone under the following conditions:
NOTE: While a cellular phone is connected through the Bluetooth wireless connection, the battery power of the cellular phone may discharge quicker than usual. The Bluetooth Hands-Free Phone System cannot charge cellular phones. |
| The other party's voice cannot be heard by hands-free phone. | When the radio wave condition is not ideal or ambient sound is too loud, it may be difficult to hear the other person's voice during a call. |
| Poor sound quality. | Do not place the cellular phone in an area surrounded by metal or far away from the in-vehicle phone module to prevent tone quality degradation and wireless connection disruption. |
Audio system
PrecautionA-bag branch line circuit
Diagnosis Procedure
WARNING:
Always observe the following items for preventing accidental
activation.
- Before servicing, turn ignition switch OFF, disconnect battery negative
terminal, and wait 3 minutes
or more. (To discharge backup capacitor.)
- Never use unspecified tester or other ...
Front and Rear Sonar System (if so equipped)
The sonar (parking sensor) system sounds a tone
to inform the driver of obstacles near the bumper.
When the "DISPLAY" key is ON, the sonar view
will automatically appear in the meter.
WARNING
The sonar (parking sensor) system is a
convenience but it is not a substitute for
proper p ...
Service Data And Specifications (SDS)
General Specification
GENERAL SPECIFICATIONS
Drive Belt
DRIVE BELT
Spark Plug
SPARK PLUG
*: Always check with the Parts Department for the latest parts information.
Intake Manifold
INTAKE MANIFOLD
Exhaust Manifold
EXHAUST MANIFOLD
Camshaft
CAMSHAFT
*1: Cam wear limit * ...