Aptiv (APTV) 10-K 2017 FY Annual report

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in the following Registration Statements:

(1) Registration Statement (Form S-8 No. 333-179446) pertaining to the Aptiv PLC Long Term Incentive Plan (formerly known as the Delphi Automotive PLC Long Term Incentive Plan), and

(2) Registration Statement (Form S-3 No. 333-207700) of Aptiv PLC;

of our reports dated February 5, 2018, with respect to the consolidated financial statements and schedule of Aptiv PLC and the effectiveness of internal control over financial reporting of Aptiv PLC included in this Annual Report (Form 10-K) of Aptiv PLC for the year ended December 31, 2017.

/s/ Ernst & Young LLP

Detroit, Michigan

February 5, 2018