Evap System Monitor Keyoff Type a Preconditions

The monitor will not run unless:

• The vehicle is at stationary.

• The engine coolant temperature is between 4.4°C and 35°C (40°F to 95°F).

• The intake air temperature is between 4.4°C and 35°C (40°F to 95°F).

• Vehicle was driven in the city area (or on freeway) for 10 minutes or more.

(b) Monitor Conditions

(1) Turn the ignition switch OFF and wait for 6 hours. HINT:

Do not start the engine until checking Readiness Monitor status. If the engine is started, the step described above must be repeated.

(c) Monitor Status

(1) Connect an intelligent tester to the DLC3.

(2) Turn the ignition switch ON.

(3) Turn the tester or scan tool ON.

(4) Check the Readiness Monitor status displayed on the tester or scan tool.

If the status does not switch to COMPL (complete), restart the engine, make sure that the preconditions have been met, and then perform the Monitor Conditions again.

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Do It Yourself Car Diagnosis

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  • LUPE
    What is a key off evap system?
    8 years ago

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