Preparation Procedures: Notes

Before removing fuel charging assembly or servicing components installed on engine, following steps MUST be performed:

Turn ignition off.
Disconnect negative battery lead.
On 1.9L, 2.3L,and 2.3L Turbo models, drain coolant.
Remove fuel cap to relieve tank pressure.
Release system pressure using pressure gauge at fuel pressure relief valve.
On 1.9L, 3.0L and 3.8L models, disconnect fuel supply and return lines.
On 1.9L models, disconnect injector wiring harness by disconnecting ECT sensor in heater supply tube under lower intake manifold. Disconnect air by-pass connector from EEC harness.
On 3.0L and 3.8L models, disconnect wiring harness at injectors, TPS, air by-pass valve and ACT sensor.