Monitor Strategy

Related DTCs

P050A: Idle speed control problem at cold P050B: Idle ignition timing problem at cold

Required Sensors/Components (Main)

Mass air flow meter

Required Sensors/Components (Related)

Engine Coolant Temperature (ECT) sensor, Throttle position sensor, Vehicle speed sensor

Frequency of Operation

Once per driving cycle


10 seconds

MIL Operation

2 driving cycles

Sequence of Operation


Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

Don't pay hundreds of dollars to find out what is wrong with your car. This book is dedicated to helping the do it yourself home and independent technician understand and use OBD-II technology to diagnose and repair their own vehicles.

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