E 55 AMG Wagon (211.276) V8-5.5L SC (113.990) (2006)
Oxygen Sensor: Service and Repair
Remove/Install Sensor
Remove/Install
DANGER:
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Risk of death. Death may result if vehicle slips or topples from the lifting platform.
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Align vehicle between the columns of the hydraulic hoist and position the four support plates below the hoist support points specified by
the vehicle manufacturer.
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Risk of injury to skin and eyes from handling hot or glowing objects.
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Wear safety gloves, protective clothing and safety glasses, if necessary.
1
Remove bottom engine compartment
NOTE: Installation: Install engine compartment paneling paneling only after engine test run.
2
Unclip electrical connector (G3/3x1 up to G3/6x1) and feed line of left or right O2 sensor upstream or downstream TWC (G3/3 up to G316) from
retaining clamps
3
Disconnect electrical connector (G3/3x1 up to G3/6x1) of left or right O2sensor upstream or downstream TWC (G3/3 up to G3/6)
4
Remove left or right O2 sensor upstream or
NOTE: Installation: Coat the thread with heat-downstream TWC (G3/3 up to G3/6) resistant lubricant.
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O2 sensor to exhaust pipe/exhaust manifold:
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(Engine 112, 113.967) = 55 Nm
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(Engine 113.990 = 50 Nm
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Box wrench bit: See Special Tools below.