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Home >> Mercury >> 2003 >> Mountaineer 4.0 K, RWD >> Repair and Diagnosis >> Electrical >> Gauges >> Information Center - Information, Gauges And Warning Devices >> Diagnosis And Testing >> Parking Aid >> Symptom Chart

Symptom Chart

SYMPTOM CHART

Condition Possible Sources Action
No communication with the parking aid module
  • Circuitry.
  • Central junction box fuse 26 (7.5A).
  • Parking aid module.
 Go To PINPOINT TEST BC .
Parking aid is inoperative
  • Circuitry.
  • Parking aid sensor.
  • Parking aid speaker.
  • Parking aid disable switch.
  • Parking aid module.
 Go To PINPOINT TEST BD .
Continuous or intermittent tone when no obstacles or fault codes are present (Certain obstacles may appear ""stealthy"" to the system, depending on geometric shape, size and material.)
  • Dirty or iced over parking aid sensor(s).
 CLEAN the rear bumper and sensors with high-pressure water.
  • Parking aid sensor bezel(s) or parking aid sensor(s) locked into the rear bumper incorrectly.
 INSTALL the parking aid sensor bezel(s) into the rear bumper correctly. INSTALL the parking aid sensor(s) into the parking aid sensor bezel(s) correctly.
  • Parking aid sensors are not aligned correctly.
 CARRY OUT the azimuth check. REFER to AZIMUTH SYSTEM CHECK  Minimum Detectable Object Verification.
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