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TEST 44C - Diagnosing Door Jamb Circuit For Ignition Key Light

NOTE: For connector terminal identification, see CONNECTOR IDENTIFICATION . For appropriate wiring diagram, see WIRING DIAGRAMS .
NOTE: Ensure all doors are closed.
  1. Using DRB-II, read left front door jamb switch status. If DRB-II displays CIRCUIT OPEN, go to step 4). If DRB-II does not display CIRCUIT OPEN, disconnect left front door jamb switch. Check connector condition and clean or repair connector as necessary. If DRB-II displays CIRCUIT OPEN, replace left front door jamb switch. Perform VERIFICATION TEST - VERIFICATION OF REPAIRS .
  2. If DRB-II does not display CIRCUIT OPEN, turn ignition switch to OFF position. Disconnect body controller Blue connector. Body controller is located under left side of instrument panel. Check connector, and clean or repair connector as necessary.
  3. Probe terminal No. 13 (Black/Light Blue) of body controller Blue connector. If resistance is less than 10 ohms, repair short to ground in Black/Light Blue wire. Perform VERIFICATION TEST - VERIFICATION OF REPAIRS . If resistance is more than 10 ohms, replace body controller. Perform VERIFICATION TEST - VERIFICATION OF REPAIRS .
  4. If DRB-II displays CIRCUIT OPEN in step 1), disconnect left front door jamb switch. Check connector, and clean or repair connector as necessary. Connect a jumper wire between Black and Black/light Blue wires of left front door jamb switch connector. If DRB-II displays CIRCUIT CLOSED, replace left front door switch.
  5. If DRB-II does not display CIRCUIT CLOSED, disconnect jumper wire. Connect a jumper wire between Black/Light Blue wire of left front door switch connector and ground. If DRB-II displays CIRCUIT CLOSED, repair open Black wire. Perform VERIFICATION TEST - VERIFICATION OF REPAIRS . If DRB-II does not display CIRCUIT CLOSED, disconnect jumper wire.
  6. Access body controller. Body controller is located under left side of instrument panel. Connect a jumper wire between terminal No. 13 (Black/Light Blue wire) at wiring harness side of body controller Blue connector and ground.
  7. If DRB-II displays CIRCUIT CLOSED, repair open Black/Light Blue wire. Perform VERIFICATION TEST - VERIFICATION OF REPAIRS . If DRB-II does not display CIRCUIT CLOSED, replace body controller. Perform VERIFICATION TEST - VERIFICATION OF REPAIRS .
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