HomeLI77.33-P-075246 · MERCEDES-BENZ
MERCEDES-BENZ

LI77.33-P-075246

Manufacturer communications

Publication date
2024-02-23
Received by NHTSA
2024-03-04
NHTSA record numbers
10251109

Manufacturer summary

Original wording in English

Soft top does not close: A: Soft top does not close completely B: Fault message following teach-in process Causes of repair needs for A and B: A. Locking hooks may require adjustment or Soft Top Flap Assembly does not reach intermediate position B. Calibration of the Soft Top Flap Assembly may be required Remedy Analysis to identify the remedy: If available, perform a software update of the rear passenger compartment control unit (N22/6). Then reconstruct the fault profile. If faults continue to be present: Check the fault codes in N22/6 (Rear passenger compartment control unit) in the quick test.
• B196277 and/or B196377: Perform teach-in process. Select "YES" for the question regarding part exchange. If fault message appears following the process, continue with A. If no fault message appears, check the function. If the soft top does not function, continue with B.
• B228646 and/or B228654: Execute rear passenger compartment control unit (N22/6) control unit log and continue with step A.
• B180013 and/or B180071 and/or B180077: Check the wiring at the engine of the soft top lock in the top of the soft top as well as the Hall sensor above.
• If nothing visually can be seen: Open a TIPS Case
• If remedy is successful: Processing is complete; otherwise, continue with step B. If none of the specified fault codes occurs in the quick test, continue with step B.

NHTSA manufacturer communications ↗

Reported code forms

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

Check vehicle applicability

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MakeModelModel year
Mercedes-BenzAMG SL432023
Mercedes-BenzAMG SL432022
Mercedes-BenzAMG SL552023
Mercedes-BenzAMG SL552022
Mercedes-BenzAMG SL632023
Mercedes-BenzAMG SL632022

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