| Document and Entity Information | Sep. 09, 2024 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Sep. 09, 2024 |
| Entity Registrant Name | Aptiv PLC |
| Entity Incorporation State Country Code | Y9 |
| Entity File Number | 001-35346 |
| Entity Tax Identification Number | 98-1029562 |
| Entity Address Address Line 1 | 5 Hanover Quay |
| Entity Address Address Line 2 | Grand Canal Dock |
| Entity Address City Or Town | Dublin |
| Entity Address Postal Zip Code | D02 VY79 |
| Entity Address Country | IE |
| Country Region | 353 |
| City Area Code | -1 |
| Local Phone Number | 259-7013 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001521332 |
| Amendment Flag | false |
| Ordinary Shares, $0.01 par value per share [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | Ordinary Shares, $0.01 par value per share |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
| Senior Notes, 2.396% Due 2025 [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | 2.396% Senior Notes due 2025 |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
| Euro-Denominated Senior Notes, 1.500% Due 2025 [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | 1.500% Senior Notes due 2025 |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
| Euro-denominated Senior Notes, 1.600% Due 2028 [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | 1.600% Senior Notes due 2028 |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
| Senior Notes, 4.35% Due 2029 [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | 4.350% Senior Notes due 2029 |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
| Senior Notes, 3.250% Due 2032 [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | 3.250% Senior Notes due 2032 |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
| Euro-Denominated Senior Notes, 4.250% Due 2036 [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | 4.250% Senior Notes due 2036 |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
| Senior Notes, 4.400% Due 2046 [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | 4.400% Senior Notes due 2046 |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
| Senior Notes, 5.40% Due 2049 [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | 5.400% Senior Notes due 2049 |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
| Senior Notes, 3.100% Due 2051 [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | 3.100% Senior Notes due 2051 |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
| Senior Notes, 4.150% Due 2052 [Member] | |
| Document Information [Line Items] | |
| Security 12b Title | 4.150% Senior Notes due 2052 |
| Trading Symbol | APTV |
| Security Exchange Name | NYSE |
