Precautions For Multiport Fuel Injection System Or ECCS Engine

PRECAUTIONS FOR MULTI PORT FUEL INJECTION SYSTEM OR ECCS ENGINE
- Before connecting or disconnecting any harness connector for the multiport fuel injection system or ECM (Engine Control Module):
Turn ignition switch to "OFF" position. Disconnect negative battery terminal. Otherwise, there may be damage to ECM.
- Before disconnecting pressurized fuel line from fuel pump to injectors, be sure to release fuel pressure.





- Be careful not to jar components such as ECM and mass air flow sensor.