Test 8: Reverse Gear Engaged Signal To Interior Mirror
WARNING: This page does not describe the selected car, but rather 56 other vehicles, including the 1999 Mercedes-Benz CLK430, 1999 Mercedes-Benz CLK320, 1998 Mercedes-Benz E430, 1998 Mercedes-Benz E320, and 1998 Mercedes-Benz E300. However, it is still accessible from the selected car via links, so may be relevant.
Turn ignition switch to RUN position. Place gear selector in Reverse. Using a voltmeter, backprobe between terminals No. 4 and 6 at roof control panel harness connector "C". If battery voltage does not exist, replace roof panel control module. If battery voltage exists, repair wiring. See WIRING DIAGRAMS .