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Test A - Verify Alarm Arming

  1. Start vehicle, then turn ignition off. Alarm system should be reset. Close all doors and check that alarm indicator light is off. If light is off, go to step 6). If light is on, go to next step.
  2. Disconnect control module connectors. If warning light remains on, repair short in Dark Blue/Light Green wire, and go to next step. If light turns off, replace control module and retest system.
  3. Open a door. Warning light should flash. If light flashes, go to next step. If light does not flash, go to step 7).
  4. Activate electric door lock switch. Warning light should glow steadily. If light glows, go to next step. If light does not glow, go to step 9).
  5. Close door completely. Warning light should turn off after 30 seconds. If light turns off after 30 seconds, manual arming sequence operates, go to step 12). If light does not turn off after 30 seconds, replace control module and retest system.
  6. Check voltage at pin No. 14 of control module. If voltage is less than 2 volts, replace damaged control module and retest system. If voltage is more than 2 volts, check that doors are completely closed, and go to next step.
  7. Check if door ajar lights are on. If lights are on, go to next step. If lights are not on, check door ajar light switches and/or repair Dark Blue/Orange wire.
  8. Check voltage at pin No. 14 of control module. If voltage is more than 5 volts, go to TEST G . If voltage is less than 5 volts, verify all doors are completely closed. Check voltage again. If voltage is still less than 5 volts, repair door ajar switch contacts for short and/or repair Dark Blue/Orange wire.
  9. Check power door lock operation. If doors lock and unlock okay, go to next step. If doors do not lock or unlock, check power door lock system. See DOOR LOCKS - POWER article in the ACCESSORIES/SAFETY EQUIPMENT section.
  10. Check voltage at control module pins No. 7 and 9 when doors are locked using power lock switch. A momentary B+ signal should be present at pin No. 9, and less than 2 volts should be present at pin No. 7. If reading is as indicated, go to next step. If voltage is more than 2 volts repair wiring at pins No. 7 or 9.
  11. Check voltage at pin No. 6 of control module connector. If voltage is more than 2 volts, replace control module and retest system. If voltage is less than 2 volts, check front door key disarm switches and/or repair Dark Green/Purple wire.
  12. On vehicles with factory equipped remote keyless entry system, turn ignition switch to RUN position to reset alarm. Turn ignition off. Close all doors. Press LOCK button on remote transmitter to lock doors. Watch alarm warning indicator. When doors lock, light should light and remain lit for 30 seconds, then turn off. If light operates as indicated, alarm arming sequence is okay. If light does not operate as indicated, fault is in remote entry system. Repair as required and repeat test. See KEYLESS ENTRY SYSTEM article in the ACCESSORIES/SAFETY EQUIPMENT section.
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