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For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Equinox 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Inspection/Maintenance (I/M) System DTC Table

System

DTCs Required to Set System Status to YES

If an I/M System Status indicator did NOT update to YES during the Inspection/Maintenance (I/M) System DTC Table , review each indicator and reference this table to determine each DTC associated with the I/M System Status Indicator. Each DTC listed below has specific conditions that must be met for the diagnostic to run. Included within the conditions are additional DTCs, which if set, may inhibit the DTCs listed below from running. Reviewing and operating the vehicle within the Conditions for Running for each DTC listed below will allow the I/M System Status Indicators to transition to YES.

Catalyst Monitor

DTC P0420--Refer to DTC P0420 .

Evaporative Emission (EVAP)
    • DTC P0442--Refer to DTC P0442 .
    • DTC P0446--Refer to DTC P0446 .
    • DTC P0455--Refer to DTC P0455 .
    • DTC P0496--Refer to DTC P0496 .

Oxygen Sensor
    • DTC P0133--Refer to DTC P0133, P0134, P0140, P1133, P2A00, or P2A01 .
    • DTC P0134--Refer to DTC P0133, P0134, P0140, P1133, P2A00, or P2A01 .
    • DTC P0140--Refer to DTC P0133, P0134, P0140, P1133, P2A00, or P2A01 .
    • DTC P1133--Refer to DTC P0133, P0134, P0140, P1133, P2A00, or P2A01 .
    • DTC P2A00--Refer to DTC P0133, P0134, P0140, P1133, P2A00, or P2A01 .

Oxygen Sensor Heater
    • DTC P0030--Refer to DTC P0030, P0036, P0053, P0054, P0135, or P0141 .
    • DTC P0036--Refer to DTC P0030, P0036, P0053, P0054, P0135, or P0141 .
    • DTC P0053--Refer to DTC P0030, P0036, P0053, P0054, P0135, or P0141 .
    • DTC P0054--Refer to DTC P0030, P0036, P0053, P0054, P0135, or P0141 .
    • DTC P0135--Refer to DTC P0030, P0036, P0053, P0054, P0135, or P0141 .
    • DTC P0141--Refer to DTC P0030, P0036, P0053, P0054, P0135, or P0141 .

EGR
    • DTC P0401--Refer to DTC P0401 .
    • DTC P0403--Refer to DTC P0403, P0404, P0405, P0406, or P042E .
    • DTC P0404--Refer to DTC P0403, P0404, P0405, P0406, or P042E .
    • DTC P0405--Refer to DTC P0403, P0404, P0405, P0406, or P042E .
    • DTC P0406--Refer to DTC P0403, P0404, P0405, P0406, or P042E .
    • DTC P042E--Refer to DTC P0403, P0404, P0405, P0406, or P042E .