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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 278 (Information Center And Entertainment System) >> Diagnosis And Testing >> Information and Entertainment System >> Symptom Chart

Symptom Chart

WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM CHART

Condition Possible Sources Action
  • The audio unit is inoperative/does not operate correctly
  • Fuse(s)
  • Circuitry
  • Audio unit
  • The cassette player is inoperative/does not operate correctly
  • Circuitry
  • Audio unit
  • REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair.
  • The audio unit does not operate correctly - the display is blank
  • Audio unit
  • REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair.
  • The CD changer is inoperative/does not operate correctly
  • Audio unit
  • REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair.
  • Poor reception
  • Noise suppression equipment
  • Antenna
  • Antenna connections
  • Antenna cable
  • Charging system
  • Ignition system
  • Audio unit
  • Continuous SEEK/SCAN in AM/FM
  • Noise suppression equipment
  • Antenna
  • Antenna connections
  • Antenna cable
  • Charging system
  • Ignition system
  • Audio unit
  • Poor quality/distorted sound from one or more speakers (not all speakers)
  • Circuitry
  • Speaker
  • Audio unit
  • Poor quality/distorted sound from all speakers
  • Audio unit
  • REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair.
  • No sound from one or more of the speakers (not all speakers)
  • Circuitry
  • Speaker
  • Audio unit
  • No sound from all of the speakers
  • Audio unit
  • REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair.
  • The auxiliary audio control is inoperative - steering wheel controls
  • Circuitry
  • Clockspring
  • Steering wheel controls
  • Audio unit
  • The subwoofer is inoperative/does not operate correctly
  • Fuse
  • Circuitry
  • Subwoofer amplifier
  • Audio unit
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