Test 8: Can "L" Data Line, Motor Electronics Activation
WARNING: This page does not describe the selected car, but rather 29 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.
(SHORT TO VOLTAGE)
Disconnect ignition lock control module connector "C". Disconnect engine control module connectors. Measure resistance between positive battery terminal and ignition lock control module connector "C", terminal No. 2. Resistance should be more than 20 k/ohms. If resistance is as specified, motor electronics activation data line is okay at this time. If resistance is not as specified, repair wiring. See WIRING DIAGRAMS .