Remove/Install Rear Switching Module - AR80.61-P-0011MFA

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Model 118

with code 871 (Sensor system for trunk lid opening/closing)

with code 889 (KEYLESS-GO)

Model 177.1/9, 243, 247

with code 871 (Sensor system for trunk lid opening/closing)

Fig 1: Rear Switching Module Components Location - Model 118 With Code 871, 889

Courtesy of MERCEDES-BENZ USA

Topical note	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Remove rear bumper (2).	Model 243 with code 871 (Sensor system for trunk lid opening/closing)	AR88.20-P-2200EQA
		Model 177.1/9, 247 with code 871 (Sensor system for trunk lid opening/closing)	AR88.20-P-2200MFA
		Model 118 with code 871 (Sensor system for trunk lid opening/closing) with code 889 (KEYLESS-GO)	AR88.20-P-2200MFA
2	Release and disconnect electrical connections (1).
3	Unclip rear switch module (N38) and remove.
4	Install in the reverse order.