System Operation Check

1995 Mercury Villager GS, Van PassengerSECTION System Operation Check
  1. When checking air bag system operation, and at completion of each diagnostic test, check for faults in air bag system. To check system, turn ignition switch to ON position. If AIR BAG warning light illuminates 7 seconds and then goes out, air bag system is functioning properly, and no fault codes exist.
  2. If a fault code is detected in air bag system during initial system check, AIR BAG warning light will fail to light, stay on continuously, or flash continuously. If AIR BAG warning light flashes, indicating a fault in system, count number of flashes after fault code has cycled twice. Number of flashes represents a code number used to diagnose air bag system. See DIAGNOSIS & TESTINGΒ  .
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.