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AUDIO AV-47 C D E F G H I J L M A B AV Revision: 2005 August 2005 Murano Noise Inspection AKS005F3 The vehicle itself can be a source of noise if noise prevention parts or electrical equipment is malfunction. NOTE: TYPE OF NOISE AND POSSIBLE CAUSE Occurrence condition Check item Occurs only when engine is ON A continuous growling noise occurs. The speed of ● Ignition condenser A whistling noise occurs while the engine speed is ● Alternator The occurrence of the noise is linked with the operation of the fuel pump ● Fuel pump condenser Noise only occurs when various A cracking or snapping sound occurs with the ● Relay malfunction, radio malfunction The noise occurs when various motors are operat- ● Motor case ground ● Motor The noise occurs constantly, not just under certain conditions ● Poor ground of antenna amp. or antenna A cracking or snapping sound occurs while the vehicle is being driven, especially ● Ground wire of body parts ● Ground due to incorrect installation of parts ● Wiring connections or a short circuit |