Monitor Strategy

Related DTCs

P0037: Heated oxygen sensor heater range check (Low current) P0038: Heated oxygen sensor heater range check (High current)

Required Sensors/Components (Main)

Heated oxygen sensor heater

Required Sensors/Components (Related)

Vehicle speed sensor

Frequency of Operation

Continuous

Duration

P0037: 0.5 seconds P0038: 0.3 seconds

MIL Operation

Immediate

Sequence of Operation

None

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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