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Home >> Honda >> 2017 >> Ridgeline RTL, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Advanced Diagnostics (P0069 - P050D) >> Advanced Diagnostics >> DTC P0128 >> Enable Conditions
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Enable Conditions

Condition Minimum Maximum
Engine off time 6 hours -
Initial intake air temperature [IAT SENSOR (1)] 19°F (-7°C) 123°F (50°C)
Initial engine coolant temperature (ECT 2) [ECT SENSOR 2] 19°F (-7°C) 123°F (50°C)
The difference between initial intake air temperature [IAT SENSOR (1)] and current intake air temperature [IAT SENSOR (1)] - 3°C (2°F)*
7°C (4°F)**

*: 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