Information Center Test 4B - Rear Lamp Failure Message

NOTE: Perform INFORMATION CENTER TEST 4A before proceeding with this test. For connector terminal identification, refer to CONNECTOR IDENTIFICATION . For wiring diagrams, refer to WIRING DIAGRAMS . Refer to DOOR LOCKS - POWER & KEYLESS ENTRY SYSTEM article. After each repair, perform TEST VER-1A .

CAUTION: Always turn ignition switch to OFF position prior to disconnecting any module connector. Ensure all connectors are clean and tight.

Disconnect lamp outage module connectors. Lamp outage module is located behind inner quarter panel, behind spare tire. See Figure in INFORMATION CENTER TEST 4A. Using external voltmeter, measure voltage between ground and terminal No. 5 (Light Blue/Black wire) on information center 20-pin connector. If voltage is 9 volts or less, replace lamp outage module. If voltage is greater than 9 volts, repair Light Blue wire/Black for short to voltage.