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Test 29A - Courtesy Light Door Switches

NOTE: For connector terminal identification, see CONNECTOR IDENTIFICATION. For wiring diagrams, see WIRING DIAGRAMS article in the ENGINE PERFORMANCE Section. Perform TEST VER - 1A after each repair.
CAUTION: Always turn ignition switch to OFF position prior to disconnecting or connecting any module connector.
  1. Using DRB-II, stop courtesy light actuation. Open left front door. Using DRB-II, read left front door ajar switch status. If DRB-II does not display LFDOOR AJAR:CLOSED, go to TEST 40A. If DRB-II displays LFDOOR AJAR:CLOSED, go to next step.
  2. Open right front door. Using DRB-II, read right front door ajar switch status. If DRB-II does not display RFDOOR AJAR:CLOSED, go to TEST 41A. If DRB-II displays RFDOOR AJAR:CLOSED, go to next step.
  3. Open side door. Using DRB-II, read side door ajar switch status. If DRB-II does not display SIDE DR AJR:CLOSED, go to TEST 42A. If DRB-II displays SIDE DR AJR:CLOSED, go to next step.
  4. Open liftgate door. Using DRB-II, read gate ajar switch status. If DRB-II does not display GATE AJAR:CLOSED, go to TEST 41A. If DRB-II displays GATE AJAR:CLOSED, go to next step.
  5. Turn ignition off. Gain access to body controller, located under left side of instrument panel. Disconnect Blue body controller connector. Using DRB-II in voltmeter mode, measure voltage of fused battery feed circuit at Blue body controller connector terminal No. 16 (Pink wire). If voltage is less than 10 volts, repair open in Pink wire. If voltage is more than 10 volts, replace body controller.
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