INSPECTION PROCEDURE 11: Noise: Some noise appears when there is vibration or shocks during traveling.: Diagnosis
- STEP 1. Check radio and CD player connector C-102 and amplifier connector D-27 < with amplifier > for damage.
Q: Are radio and CD player connector C-102 and amplifier connector D-27 < with amplifier > in good condition?
YES : Go to Step 2.
NO: Repair or replace the connector. Refer to , HARNESS CONNECTOR INSPECTION . Check that there is no noise.
- STEP 2. Check that noise appears when the radio switch is turned on while the vehicle is stopped and the radio is tapped while tuned away from a station. NOTE: Body static electric from the shock absorber rubber bushings used to prevent vibration, tires, etc. occurs because of separation from the ground, causing a buzzing noise. Since no measures can be taken to discharge the static electricity of the vehicle body. Check that there is no noise.
Q: Does noise appear when the radio switch is turned on while the vehicle is stopped and the radio is tapped while tuned away from a station?
YES : Go to Step 3.
NO: It may be static electricity noise.
- STEP 3. Check that the radio is correctly grounded.
The radio is connected to the ground with an assembling screw.
Q: Is the radio correctly grounded?
YES : Go to Step 4.
NO: Tighten the screw securely. Check that there is no noise.
- STEP 4. Check by replacing radio and CD player.
Q: Do the other radio and CD player work normally?
YES : Either repair or replace the original radio and CD player. Check that there is no noise.
NO: Either repair or replace the antenna assembly. Check that there is no noise.