DTC Description (Torque Converter Lock-Up Clutch)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 Mercedes-Benz ML320, 2002 Mercedes-Benz E320, 2002 Mercedes-Benz CLK320, 2001 Mercedes-Benz ML320, and 2001 Mercedes-Benz E320. However, it is still accessible from the selected car via links, so may be relevant.

Fault Memory & Actuation Of MIL - MIL is turned on after 2 consecutive driving cycles with fault.
Frequency Of Testing - Continuous.
Checked Signal Or Status - Coefficient of friction of converter lock-up clutch.
Test Sequence - When converter lock-up clutch is shifted the coefficient of friction is calculated by means of speed comparisons. If this is outside tolerance several times, the fault is stored.

NOTE: Faults are recognized by the Electronic Transmission Control (ETC) module and sent to the ME-SFI control module via the Controller Area Network (CAN) data bus. The ME-SFI control module carries out fault memory and actuation of Malfunction Indicator Light (MIL). Also read out ETC fault memory, fault code 53.