Mercedes-Benz S600 Problem Report

Mercedes-Benz S600 Transmission May Leak Fluid and Damage Control Module

(12 reports)

The electrical connector at the automatic transmission may leak fluid into the wiring harness. If not repaired, the oil will migrate through the wiring harness and damage the transmission control module. At that point, a new harness and control module may be necessary to correct this problem.

Replaced gasket, conector, cleaned TCU with electric cleaner -
This problem happened three times. The transmission control unit filled with fluid from leaking ETC connector. The Solution: They replaced control unit, locking pin, ETC connector plug, pilot bushing, trans.fluid -
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