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Test 41: Roof Control Panel Control Module

NOTE: This procedure applies to all vehicles equipped with power sliding sun roof, except CLK320 convertible models.

Connect Hand-Held Tester (HHT) to Data Link Connector (DLC) located in engine bay. Monitor overhead control panel control module readings. If a check mark is displayed, system is okay. If "F" is displayed, check condition of overhead control panel control module. Repair or replace as necessary.