Lambda probe (oxygen sensor) installation details (Mercedes-Benz S-Class W140)

See Section Removal and installation the lambda probe.

Lambda probe installation details for the M120 LH engine
G3/3 — Left lambda probe (before the catalytic converter)
G3/4 — Right lambda probe (before the catalytic converter)

Installation details of the lambda probe of the M120 ME engine
G3/3 — Left lambda probe (before the catalytic converter)
G3/4 — Right lambda probe (before the catalytic converter)
G3/3x1, G3/4x2 — Wiring connectors

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S-Class W140 / Control systems ME-SFI

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