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Test 10: Activation Of Right Front Power Window Motor By Passenger Side Door Control Module

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 1999 Mercedes-Benz E430, 1999 Mercedes-Benz E320, 1999 Mercedes-Benz E300, 1999 Mercedes-Benz CLK430, and 1999 Mercedes-Benz CLK320. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect right front power window motor connector. Turn ignition to RUN position. Relay in door control module should be heard engaging. Check voltage between right front power window motor connector terminals No. 2 and 7.
  2. Press back of right front power window switch to first detent. Battery voltage should exist. Press back of switch past first detent and hold. Battery voltage should exist. Press front of switch to first detent. Negative battery voltage should exist. Press front of switch past first detent and hold. Negative battery voltage should exist.
  3. If voltage is not as specified, check wiring. If wiring is okay, perform TEST 9: RIGHT FRONT POWER WINDOW SWITCH  under SYSTEM TESTS. If lower control field control module is okay, replace front passenger side door control module.
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