Poor Reception Or Continuous Seek Or Scan - AM- FM (Convertible)
Refer to Wiring Diagrams Cell 12 for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Information and Entertainment System - System Operation and Component Description (415-00A Information and Entertainment System - General Information - Vehicles With: AM/FM/CD/SYNC, Description and Operation). See AM/ FM Radio, RDS, Antenna, and Noise Suppression Equipment.
Possible Sources
No channel found in the selected RDS category Charging system Wiring, terminals, or connectors Ignition system Noise suppression equipment AM/ FM antenna coaxial cable RHR fender-mounted AM/ FM mast antenna Mounting surface corrosion ACM
PINPOINT TEST B : POOR RECEPTION OR CONTINUOUS SEEK OR SCAN - AM (AMPLITUDE
MODULATION) / FM (FREQUENCY MODULATION) (CONVERTIBLE)
B1 CHECK THE AUDIO SYSTEM RECEPTION WITH THE ENGINE RUNNING
Operate the audio system in AM/ FM mode. Check the reception with the engine running, and with the engine off.
Is poor reception only present with the engine running?
Yes | GO to B2 |
|---|---|
No | • For a concern with only the AM radio, GO to B4 • For a concern with only the FM radio, or with both the AM and FM radio, GO to B7 |
B2 CHECK THE GENERATOR
Ignition OFF.
NOTICE: Do not allow the generator B+ cable terminal to make contact with a conductive surface. Failure to follow this instruction may result in personal injury or damage to the vehicle.
Disconnect: Generator B+ Cable C102C. Start the engine. Operate the audio system in AM/ FM mode.
Is the reception OK?
Yes INSTALL a new generator.
• For vehicles with the 2.3L EcoBoost (201kW/273PS), REFER to: Generator - 2.3L EcoBoost (201kW/273PS) (414-02 Generator and Regulator, Removal and Installation).
• For vehicles with the 3.7L Duratec (227kW/301PS),
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