Free Online Manual

2002 Buick Regal fuel Injector Circuit diagnosis

Description of the circuit the control module can the right fuel injector on the intake rate for each cylinder. 1 a ignition voltage is delivered directly to the fuel injectors. The control module manages every fuel injector control circuit by grounding via a solid state device called a driver. Diagnostic Aids • control of the fuel injector circuit status with a scan tool, while moving the fuel injector harness, can contribute to an intermittent condition isolate. • The fuel Injector Coil Test run can help isolate a intermittent condition. Refer to fuel Injector solenoid Coil Test. •for a condition, refer to intermittent intermittent requirements. Description of the test the item numbers refer to the Step numbers on the diagnostic table. 4. This step test for a short based on the inflammation 1 voltage supply circuit of the fuel injector. 5. This step test for an open circuit voltage supply between the inflammation 1 injector fuse and a fuel injector electrical connector.

Download