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Home >> Honda >> 2021 >> Pilot EX, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Advanced Diagnostics (1 Of 3) >> Advanced Diagnostics >> DTC : P0451 >> Enable Conditions
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Enable Conditions

Condition Minimum Maximum
Elapsed time after starting the engine 10 seconds -
Engine coolant temperature
[ECT SENSOR 1]*1
140 °F (60 °C) -
Engine coolant temperature
[ECT SENSOR 1]*2
122 °F (50 °C) -
12 volt battery voltage
[BATTERY]
10.5 V -
EVAP canister purge valve duty
[EVAP PC DUTY]
Other than 0 %
Fuel feedback During deceleration
Other Other than purge-cut operation

*1: 6-Speed A/T

*2: 9-Speed A/T

[ ]: HDS Parameter