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Occurrence condition Possible cause The occurrence of the noise is linked with the operation of the fuel pump. I Malfunction with the fuel pump con- Noise only occurs when various A cracking or snapping sound occurs with the opera- I Relay malfunction, radio malfunction The noise occurs when various motors are operating. I Malfunction with the motor case I Malfunction with the motor The noise occurs constantly, not just under certain conditions. I Rear defogger coil malfunction I Open circuit in printed heater I Poor ground of antenna amplifier or A cracking or snapping sound occurs while the vehicle is being driven, especially when it I Malfunction with the ground wire of I Malfunction with ground due to part I Malfunction with wiring connections GI MA EM LC EC FE CL MT AT AX SU BR ST RS BT HA SC IDX AUDIO Trouble Diagnosis (Cont’d) EL-209 |