BMW i4 GRAN COUPE Owner's Manual page 330

MOBILITY Operating materials
Overview
The washer fluid reservoir is located under the
hood.
Malfunction
The use of undiluted windshield washer fluid
concentrate or alcohol-based antifreeze can
lead to incorrect readings at temperatures be-
low +5 ℉/-15 ℃.
330
Online Edition for Part no. 01405A88AA4 - VI/23
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