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Home >> Honda >> 2021 >> Odyssey EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Advanced Diagnostics (P0069 - P0600) >> 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 18.9°F (-7.3°C) -
Initial engine coolant temperature (ECT 1) [ECT SENSOR 1] - 123.0°F (50.6°C)
The difference between initial intake air temperature [IAT SENSOR (1)] and current intake air temperature [IAT SENSOR (1)] - 3°F (2°C)*
7°F (4°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