Fuel Injectors

Disconnect fuel injector harness connector. Connect an ohmmeter between fuel injector terminals. Resistance should be about 10.8-13.2 ohms at 68°F (20°C). If resistance is not as specified, replace fuel injector. Perform the following VERIFICATION TEST to ensure system is functioning properly.

• On 4.7L, see POWERTRAIN VERIFICATION TEST VER-1 under VERIFICATION TESTS in SELF-DIAGNOSTICS - DURANGO - 4.7L article.
• On 5.9L, see POWERTRAIN VERIFICATION TEST VER-1 under VERIFICATION TESTS in SELF-DIAGNOSTICS - DURANGO - 5.9L article.