Oil sensor - location/task/design/function - GF18.40-P-4111A

ENGINES 111.951 /955 /956 /957 /981 /982

ENGINES 112.910 /911 /912 /913 /914 /916 /917 /920 /921 /922 /923 /940 /941 /942 /943 /944 /946 /947 /949 /953 /954 /955 /970 /972 /973 /975

ENGINES 113.940 /941 /942 /943 /948 /960 /961 /963 /965 /966 /967 /968 /969

ENGINES 166.940 /960 /990 /995

Shown on engines 112, 113 in models 129, 163, 170, 202, 208, 210, 215, 220

Fig 1: Identifying Oil Sensor Location/Design/Function

Oil sensor position	Engines 111.951/951/955	GF18.40-P-4111-01GS
	M112, 113 in models 129, 163, 170, 202, 208, 210, 215, 220 and models 203, 211 with 4MATIC	GF18.40-P-4111-01A
	M112, 113 in models 203, 211 without 4MATIC and model 209	GF18.40-P-4111-01AA
	M166	GF18.40-P-4111-01GC
Oil sensor task	Detecting oil level, oil temperature, oil quality
Oil sensor design	The oil sensor consists of: Electronics with 3-pin connector Capacitive measuring elements (condensers) Temperature sensor.
Oil sensor function		GF18.40-P-4111-02A