Mercedes-Benz CL Class, S Class: Electrical

Affects Mercedes-Benz CL Class, S Class · 2000–2005 — about 1K vehicles.

The hazard

Certain vehicles may experience instrument cluster backlighting malfunction. There are three distinct failure modes. (1) Vehicles built between 06/2000 and 11/2000 may contain a defective transformer that could cause an electrical short. (2) Vehicles built from 01/2002 to 04/2002 could have incorrect dielectric layers inside a capacitor that could lead to fluctuating current levels. (3) Vehicles built between 05/2004 and 09/2004 may have incorrect light emitting diodes (LEDs). Correction: Dealers will replace the instrument cluster module.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational