Cavalier, Sunfire 2001-2005

Heated Oxygen Sensor (HO2S)

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Fig.

PinWire ColorCircuit No.Function
ATAN1667HO2S Low Signal
BPPL1666HO2S High Signal
CDK GRN676HO2S Heater Low Control
DPNK439Ignition 1 Voltage

2.2L (L61 & LN2) Engine HO2S1 Connector Pinout

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Fig.

PinWire ColorCircuit No.Function
ATAN413O2S Low Reference
BPPL412O2S High Signal

2.4L Engine Oxygen Sensor 1 Connector Pinout

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Fig.

PinWire ColorCircuit No.Function
ATAN/WHT1669HO2S Low Signal
BPPL/WHT1668HO2S High Signal
CBLK/WHT1423HO2S Heater Low Control
DBRN241Ignition 3 Voltage

2.2L & 2.4L Engines HO2S2 Connector Pinout

 
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