Exhibit 23.2 CONSENT OF ERNST & YOUNG LLP We consent to the reference to our firm under the caption "Experts" in the Form S-4 Registration Statement and related prospectus of ConocoPhillips, Conoco Inc. and Phillips Petroleum Company for the registration of $2,000,000,000 of ConocoPhillips' notes payable and to the incorporation by reference therein of our report dated March 15, 2002, with respect to the consolidated financial statements and schedule of Phillips Petroleum Company included in its Annual Report (Form 10-K) for the year ended December 31, 2001, as amended, filed with the Securities and Exchange Commission. /s/ Ernst & Young LLP ERNST & YOUNG LLP Tulsa, Oklahoma November 12, 2002