Injector Fuel Leakage
- Relieve fuel system pressure. See BASIC TESTING
article. Remove air valve or dynamic chamber as necessary. Remove delivery pipe with hoses still connected. Remove fuel injectors. If necessary, secure injectors tightly onto delivery pipe using wire.CAUTION: Ensure injectors are securely tied to delivery pipe. If injectors are not properly secured to delivery pipe, fuel may spray from loose connections.
- Connect a jumper wire between terminals F/P and GND of diagnostic connector located near battery. See Fig 1 . Turn ignition o n. Ensure no fuel leakage exists at injectors. After one minute, a single drop of fuel is acceptable. If fuel excessive leakage is present, replace faulty injector.