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Home >> Hummer >> 2010 >> H3 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 69 (Engine Control System & Fuel System - 5.3L - DTC P0010 To DTC P0232/P025A) >> DTC P0230 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2010 GMC Canyon and 2010 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.

With the ignition ON, engine OFF, command the fuel pump ON and OFF several times using the scan tool output control function. You should either hear or feel the fuel pump with each command.