Fuel Injector Leakage
- Using mechanics wire, secure each fuel injector to fuel rail. Disconnect fuel injector connectors. Remove fuel rail assembly from intake manifold. See
REMOVAL, OVERHAUL & INSTALLATION article. Reconnect fuel lines to fuel rail. Locate underhood Data Link Connector (DLC) in left side of engine compartment.
- Connect a jumper wire between underhood DLC terminals F/P and GND. See Fig 1
. Turn ignition on. Tilt injectors about 60 degrees and check injector nozzles for fuel leaks. Fuel leakage should be less than one drop every 2 minutes. If fuel leakage exists, replace injector.
Courtesy of MAZDA MOTORS CORP.