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Home >> Honda >> 2021 >> Ridgeline RTL, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Advanced Diagnostics (P1684 - U129E) >> Advanced Diagnostics >> DTC P2138 >> Malfunction Threshold

Malfunction Threshold

One of these conditions is met for at least 300 milliseconds or if either conditions is met the PCM counts up, and it counts up to 570 or more*:

*: Counts down if it is in normal range

[ ]: HDS Parameter