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Home >> Chevrolet >> 2005 >> Aveo Base, 4D Hatchback >> Repair and Diagnosis >> External Pages >> Different car >> Section 110 (Engine Controls And Fuel - 1.6L - Troubleshooting & Diagnosis) >> Fuel Injector Balance Test with Special Tool >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2008 Suzuki Swift +, 2008 Pontiac Wave, and 2008 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.
Fuel Injector Balance Test Example

Cylinder 1 2 3 4
First Reading 380 kPa (55 psi) 380 kPa (55 psi) 380 kPa (55 psi) 380 kPa (55 psi)
Second Reading 303 kPa (44 psi) 241 kPa (35 psi) 345 kPa (50 psi) 303 kPa (44 psi)
Amount Of Drop 62 kPa (9 psi) 138 kPa (20 psi) 34 kPa (5 psi) 62 kPa (9 psi)
Average Range: 156-176 kPa (22.5-25.5 psi) Injector OK Fuel Injector - Too Much Pressure Drop Faulty Injector - Too Little Pressure Drop Injector OK