E400 Coupe

127 service bulletins filed with NHTSA for this model year

• May 26, 2026ELECTRICAL SYSTEMLI82.85-P-080507

  Complaint After successful commissioning of the HERMES control unit (N112/9) with XENTRY Diagnosis DVD 03/2026, the message "SOS - service not activated" appears on the instrument cluster. In addition, the following two conditions are also met: • HERMES (N112/9) control unit: event code B15CE00 is ACTIVE and STORED (A+S) • Vehicle Documentation System: For the HERMES control unit, the EID1, EID2, ICCID, IMEI, IMSI, TELNR fields in the "Identification/Serial number" column have the value "-" Caus

• May 22, 2026STRUCTURE:BODYPSL-NCU Return Parts 5/22

  Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed, and any existing stock must be returned to your facing PDC. The deadline for all dealer returns is no later than Thursday, June 11, 2026. After June 11th, returns of these parts will no longer be accepted. These parts should be returned via ZSR Special Return, using item category SCM Authorized Part Return. Please include a copy of this NCU as your authorization to return these parts. This p

• May 19, 2026VISIBILITY/WIPERLI82.30-P-059239

  Complaint There are several types of complaint about noises or poor windshield wiper wiping performance: A: Wiper blades squeaking, chattering, shuddering B: The windshield is not wiped completely (streaking) C: During the downward movement water is pulled back onto the windshield from the A-pillar (Figure 1) D: After windshield cleaning, water keeps spraying onto the windshield for several wipe cycles (Figure 2) A1: The windshield and wiper blades are contaminated with residues from car washing

• May 15, 2026SUSPENSIONPSL-NCU Return Parts 5/15

  The part numbers listed in the chart below should no longer be installed, and any existing stock must be returned to your facing PDC. The deadline for all dealer returns is no later than Thursday, June 4, 2026. After June 4th, returns of these parts will no longer be accepted. These parts should be returned via ZSR Special Return, using item category SCM Authorized Part Return. Please include a copy of this NCU as your authorization to return these parts. This procedure will not affect your retu

• May 13, 2026SUSPENSIONLI35.10-P-078931

  Complaint Potential corrosion on the rear axle carrier Cause Due to market-specific conditions such as moisture, ingress of dirt and/or environmental influences, corrosion can occur on the rear axle carrier Remedy In the event of a complaint, the optimized repair method must be used when replacing the rear axle carrier. The repair method for the respective model series can be found in the attachment. Repair packages are available in Xentry Repair Packages for the special processing of rear axle

• Apr 25, 2026SEAT BELTSPSL-NCU Return Parts 4/24

  The part numbers listed in the chart below should no longer be installed, and any existing stock must be returned to your facing PDC. The deadline for all dealer returns is no later than Thursday, May 14, 2026. After May 14th, returns of these parts will no longer be accepted. These parts should be returned via ZSR Special Return, using item category SCM Authorized Part Return. Please include a copy of this NCU as your authorization to return these parts. This procedure will not affect your retu

• Apr 24, 2026UNKNOWN OR OTHERLI00.01-P-078887

  Complaint The intent of this document is to provide workshops with helpful technical reference language. • Commonly used acronyms in LI's and TIPS cases. • Control unit names, numbers, and how to identify. • Network/wiring architecture groups to baumuster quick reference. • Platform to baumuster quick reference. Cause Information only Remedy Acronyms: • AV = Actual Values • CPR = Car Package Release (For MB.OS) • CU = Control Unit • CUL = Control Unit Log • DTC = Diagnostic Trouble Code • E-Stan

• Apr 16, 2026EXTERIOR LIGHTINGLI82.10-P-078301

  Complaint Headlamp, front fog lamp leaky or fogged. Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. If a pressure compensation diaphragm is fitted in the housing cover, then the lamp unit is a "closed system". Remedy Headlamp: Remedy 1 Clearing fogged/condensed LED headlamps: 1. Drive vehicle into workshop (temperature higher than +18 °C/+64.4 °F) and connect the exhaust extra

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Source: NHTSA manufacturer communications (technical service bulletins).