ECT Sensor soak monitor

Monitor runs whenever following DTCs not present

PG1GG to PG1G3: MAF meter PG11G to PG113: IAT sensor

Battery voltage

10.5 V or more

Engine

Running

Soak time

5 hours or more

Either of the following conditions (a) or (b) is met

-

(a) ECT

60°C (140°F) or more

(b) Accumulated MAF

Except PZEV: 1,021.88 g or more PZEV: 947 g or more

TYPICAL MALFUNCTION THRESHOLDS

ECT Sensor cold start monitor:

ECT sensor value change

Less than 5°C (9°F)

ECT Sensor soak monitor:

Difference between current ECT sensor value and previous ECT sensor value when engine stopped

Less than 5°C (9°F)

COMPONENT OPERATING RANGE

ECT

ECT sensor value changes in accordance with actual ECT

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