DTC Detection Logic
WARNING: This page is about a different car, the 2018 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
- A high voltage from the sensor is sent to ECM under light load driving condition.
- A low voltage from the sensor is sent to ECM under heavy load driving condition.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P0101 |
MAF SEN/CIRCUIT-B1 (Mass or volume air flow "A" circuit range/performance) |
1 |
Diagnosis condition |
- |
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Signal (terminal) |
Voltage signal transmitted from MAF sensor to ECM |
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Threshold |
A high voltage from the sensor is sent to ECM under light load driving condition |
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Diagnosis delay time |
- |
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2 |
Diagnosis condition |
- |
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Signal (terminal) |
Voltage signal transmitted from MAF sensor to ECM |
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Threshold |
A low voltage from the sensor is sent to ECM under heavy load driving condition |
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Diagnosis delay time |
- |
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