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Home >> Honda >> 2021 >> Insight EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Advanced Diagnostics (1 Of 2) >> Advanced Diagnostics >> DTC P0139 >> Enable Conditions
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Enable Conditions

Condition Minimum Maximum
Elapsed time after starting the engine 2 minutes -
Engine coolant temperature
[ECT Sensor 1]
156 deg.F (69 deg.C) -
Intake air temperature
[IAT Sensor (1)]
-13 deg.F (-25 deg.C) -
Engine speed
[Engine Speed]
- 4000 RPM
Secondary HO2S output voltage
[HO2S S2]
0.05 V -
Intake air amount 3 g/second (0.11 oz/second) -
Fuel feedback During deceleration

[ ]: HDS Parameter