Typical Enabling Conditions

P0115 - P0118 (ECT sensor)

P0120 - P0223, P2135 (TP sensor)

Monitor runs whenever following DTCs not present

P0125 (insufficient ECT for closed loop)

P0335 (CKP sensor)

P0340 (CMP sensor)

Mass Air Flow Meter Rationality (High Voltage):

Engine speed

Less than 2,000 rpm

Engine coolant temperature

70°C (158°F) or more

Mass air flow meter voltage

4.9 V or less

Mass Air Flow Meter Rationality (Low Voltage):

Engine speed

More than 300 rpm

Mass air flow meter voltage

0.2 V or more

Fuel cut

OFF

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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