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Home >> Chevrolet >> 2011 >> Impala LS, 3.9 M >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Controls And Fuel - 3.5L - DTC P0010 Through DTC P0340) >> DTC P0133, P0134, P013A, P013B, P013E, P013F, P0140, P1133, P2270, P2271, or P2A00 >> Conditions for Setting the DTC >> P0140 - Fast Pass Test

P0140 - Fast Pass Test

WARNING: This page is about a different variant/trim than selected.

During the fast pass, the HO2S 2 voltage is between 350-550 mV for longer than 18 seconds within the first 90 seconds of engine run time. If the fast pass test does not report a pass, then the regular test is initiated.

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