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Home >> Mercedes Benz >> 1993 >> 300E (124.032) L6-3.2L (104.992) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Oxygen Sensor >> Description and Operation >> GF07.04-P-4103-03F O2 Sensor Design
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GF07.04-P-4103-03F O2 Sensor Design



GF07.04-P-4103-03F O2 Sensor Design

Finger sensor







Voltage-free insulated O2 sensors are used.

The active sensor ceramic consists of a gas-permeable ceramic body manufactured from zirconium dioxide. A protective tube with several slots protects the ceramic body from mechanical stresses and from temperature jumps.

The electrical connection is performed by means of a 4-pin connector.

The capacity of the sensor heater at operating temperature is:
- 18 W (engines with ME 1.0, 2.0, 2,1)
- 7 W (engine 112, 113 with ME 2.8, engine 137).