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Home >> Honda >> 2021 >> Insight LX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Advanced Diagnostics (1 Of 2) >> Advanced Diagnostics >> DTC P0128 >> Enable Conditions
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Enable Conditions

Condition Minimum Maximum
Engine off time 6 hours -
Estimated initial outside air temperature 20 deg.F (-7 deg.C) -
Initial engine coolant temperature (ECT 1)
[ECT Sensor 1]
- 122 deg.F (50 deg.C)
The difference between initial intake air temperature [IAT Sensor (1)] and current intake air temperature
[IAT Sensor (1)]
- 4 deg.F (2 deg.C)*
9 deg.F (5 deg.C)**

*: Intake air temperature decrease judgment when there is no driving record of 25 mph (40 km/h) in this drive cycle.

**: Intake air temperature decrease judgment when there is a driving record of 25 mph (40 km/h) in this drive cycle.

[ ]: HDS Parameter