Monitor Strategy

Related DTCs

P2238: A/F sensor open circuit between AF+ and AF-P2238: A/F sensor short circuit between AF+ and AF-P2238: A/F sensor short circuit between AF+ and GND P2239: A/F sensor short circuit between AF+ and +B P2252: A/F sensor short circuit between AF- and GND P2253: A/F sensor short circuit between AF- and +B

Required Sensors/Components (Main)

A/F sensor

Required Sensors/Components (Related)

Engine Coolant Temperature (ECT) sensor, Crankshaft position sensor

Frequency of Operation

Once per driving cycle

Duration

10 seconds: A/F sensor open circuit between AF+ and AF-5 seconds: Other

MIL Operation

2 driving cycles

Sequence of Operation

None

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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