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Home >> Isuzu >> 2003 >> Rodeo LS, 2.2 D >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Engine Controls - System & Component Testing - 4.2L) >> Fuel Systems >> Fuel Injector Circuit Diagnosis >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2003 Isuzu Ascender. However, it is still accessible from the selected car via links, so may be relevant.

PCM enables appropriate fuel injector on intake stroke for each cylinder. A voltage is supplied directly to fuel injectors. PCM controls each fuel injector by grounding control circuit via a solid state device called a driver.

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