DTC Detection Logic
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P0451 |
Barometric pressure sensor A/B (EVAP System Pressure Sensor/Switch "A" Circuit Range/Performance |
Diagnosis condition |
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Signal (terminal) |
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Threshold |
ECM detects a state that the pressure difference remains the threshold value or more for continuously for 5 seconds or more under the condition that the pressure of the EVAP control system pressure sensor and that of the MAP sensor are equal. |
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Diagnosis delay time |
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