MERCEDES-BENZ, MERCEDES-MAYBACH

LI20.40-P-070996

2024-07-31 · NHTSA 11005347

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

Complaint Yellow coolant warning system message appears in instrument cluster. Fault code P048392 or P048397 present in N127 Powertrain Control Unit. Cause Faulty communication between fan and control unit N127-PTCU. Remedy If other fault codes related to engine fan are present, process these first. Replace engine fan with part as specified in XENTRY parts information. Group 50/015. Note: Do not install a lower wattage fan than what was originally installed in vehicle.

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