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RADIO AND CD PLAYER TSB Revision CHASSIS ELECTRICAL 54A-417 INSPECTION PROCEDURE 15: Ever-present noise. DIAGNOSIS . Use the Symptom Chart to diagnose the possible • Traveling conditions of the vehicle • Terrain of area travelled through • Surrounding buildings • Signal conditions • Time period If there are still problems with noise, even after per- INSPECTION PROCEDURE 16: Noise comes out, but neither AM nor FM sounds. DIAGNOSIS STEP 1. Check the state of the antenna. Q: Is the check result normal? YES : Go to Step 2. NO : Repair or replace the roof antenna. STEP 2. Check to see if inspections are taking Q: Are inspections taking place under special electric field conditions (underground garage, inside a Go to Step 3. NO : Go to Step 4. STEP 3. Relocate and check. Q: Is reception of the strongest radio frequency possible within the area? The procedure is complete. NO : Go to Step 4. STEP 4. Tune then check. Q: Did the sensitivity improve after tuning? YES : The procedure is complete. NO : Go to Step 5. STEP 5. Check the antenna plug is connected to Q: Is the antenna plug thoroughly connected to the radio and CD player? Go to Step 6. NO : Thoroughly the antenna plug connect to the STEP 6. Check by temporarily replacing the radio Q: Are operations normal when using another radio and CD player? Either repair or replace the new radio and CD player. NO : Repair or replace the roof antenna. INSPECTION PROCEDURE 17: Poor reception. DIAGNOSIS STEP 1. Check the state of the antenna. Q: Is the check result normal? YES : Go to Step 2. NO : Repair or replace the roof antenna. |