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Home >> Jeep >> 1997 >> Grand Cherokee Laredo, 5.2 Y, AWD >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Computer >> Testing >> Information Center Test 4C - Rear Lamp Failure Message
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Information Center Test 4C - Rear Lamp Failure Message

NOTE: Perform INFORMATION CENTER TEST 4A  before proceeding. For connector terminal ID, see CONNECTOR IDENTIFICATION  and WIRING DIAGRAM and DOOR LOCKS - POWER & KEYLESS ENTRY SYSTEM article. Perform TEST VER-1A  after each repair.
CAUTION: Always turn ignition switch to OFF position prior to disconnecting any module connector. Ensure all connectors are clean and tight.

Lamp outage module will cause information center to display a REAR LAMP FAILURE message if an incorrect bulb is installed. Inspect all light bulbs for correct application. See vehicle owner's manual for correct bulb number. Replace bulb(s) as needed. If all bulbs are correct, replace lamp outage module.