Exhibit 23.2 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in this Pre-Effective Amendment No. 1 to the Registration Statement on Form S-3 of our report dated February 10, 2003 relating to the financial statements, which appears in the 3M Company Annual Report on Form 10-K for the year ended December 31, 2002. We also consent to the references to us under the heading "Experts" in such Registration Statement. /s/ PricewaterhouseCoopers LLP PricewaterhouseCoopers LLP St. Paul, Minnesota May 7, 2003