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Home >> Cadillac >> 2006 >> STS Base, 3.6 7, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Control System - 4.4L - DTC P0010 To P0175) >> DTC P0030, P0036, P0050, P0053, P0054, P0056, P0059, P0060, P0135, P0141, P0155, or P0161 >> Circuit/System Description >> DTC P0053

DTC P0053

WARNING: This page is about a different variant/trim than selected.

The control module monitors the resistance on the HO2S heater circuit. If the control module detects that the HO2S heater circuit resistance is not within the calibrated range on a cold start, engine OFF for more than 10 hours, DTC P0053 will set for HO2S 1.

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