P0152 OBD Trouble Code

1 result found

P0152 - GM
Type Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description

HO2S Circuit High Input Conditions

Location Bank 2 Sensor 1
Cause

No CKP, ECT, EGR, EVAP, Fuel Trim, Fuel Injector, IAT, MAP, Misfire or TP sensor codes set, throttle angle from 5-40%, closed loop A/F ratio from 14.5-14.8, then the PCM detected that the HO2S-21 signal remained over 975 mv in closed loop, or that the signal remained below 200 mv in Decel Fuel Cutoff mode

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