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Home >> Pontiac >> 2009 >> Vibe Base, 1.8 8, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 1.8L (Lay) - DTC P0441 To DTC P2A00 >> DTC P2237-P2239 >> Typical Scan Tool Data

Typical Scan Tool Data

HO2S 1

Circuit Short to Ground Open Short to Voltage
Operating Conditions:  Engine operating in Closed Loop
Parameter Normal Range:  Fluctuates between 3.2-3.4 volts/1.0 Lambda
HO2S 1 Input *4.99 volts/1.232 Lambda 3.3-3.4 volts/0.999 Lambda **0.00 volts/0.999 Lambda/
Low Reference *4.99 volts/1.232 Lambda 2.9-3.2 volts/0.999 Lambda **0.00 volts/0.999 Lambda/
*Actual circuit voltage is not the same as scan tool displayed voltage
**Actual circuit voltage is not the same as scan tool displayed voltage. Once DTC sets displayed voltage may default to fixed 3.30 volts.