Operation CHARM
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Mercedes Benz
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1992
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190E 2.3 (201.028) L4-2.3L (102.985)
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Repair and Diagnosis
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Sensors and Switches
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Sensors and Switches - Powertrain Management
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Sensors and Switches - Computers and Control Systems
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Oxygen Sensor
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Specifications
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Electrical Specifications
Electrical Specifications
OXYGEN SENSOR
Operating Voltage (engine running)
0.4 - 1.0 volts
Heater current draw
0.5 - 1.3 A
Heater Resistance
3 ohms (cold) 13 ohms (hot)