Mercedes-Benz E-class W211/S211 (2002-2006) navigation processor (cns) (left side of trunk) Wiring diagrams

1 11 MOST MIC + MIC - 1 2 3 4 5 6 SCROLL FORWARD/ BACK PUSHBUTTON 1 2 3 CAN-C H CAN-C L 1 2 3 MOST 1 2 3 WALKMAN SEPARATION POINT (EXCEPT 2003 EARLY PROD) (GLOVE COMPT) 1 2 7 CAN-C H CAN-C L 1 2 IN OUT 1 2 MOST IN MOST OUT 1 2 MOST IN OUT 10 11 CAN-C H CAN-C L 11 12 1 MIC + MIC - 13 12 CAN-C H CAN-C L 2 3 4 CAN-B H MOST WAKE-UP CAN-B L PNK WIRE 2003, 2004 EARLY PROD 2004 LATE PROD, 2005 23 1 1 2 MOST 1 11 MOST PNK WAKE-UP WIRE 3 (PIN 4-12 NOT USED) PNK WAKE-UP WIRE 9 10 7 8 8 CAN-B L CAN-B H CAN-C H CAN-C L ACCEPT/ TERMINATE PHONE CALL PUSHBUTTON AUDIO GATEWAY CONTROL MODULE (LEFT SIDE OF TRUNK) BASS MODULE LOUD SPEAKER BLK WIRE BRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CD CHANGER CENTRAL GATEWAY CONTROL MODULE (LEFT FRONT FOOTWELL) COMAND OPERATING, DISPLAY AND CONTROL MODULE (FRONT CENTER CONSOLE) COMPUTER DATA LINES SYSTEM DATA DATA 31 30 FUSE 28 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES IN OUT INSTRUMENT CLUSTER INTERIOR FUSE BOX (LEFT END OF DASH) LEFT MULTIFUNCTION STEERING WHEEL PUSHBUTTON GROUP LEFT VOLTAGE DISTRIBUTOR (CAN) CONNECTOR (IN LEFT FRONT DOOR SILL) MIC + MIC - MOST MOST PNK WAKE-UP WIRE NAVIGATION PROCESSOR (CNS) (LEFT SIDE OF TRUNK) NCA WIRE NF-R SHIELD NF-L ORG/ WIRE PNK WAKE-UP WIRE PNK WIRE PUSHBUTTON RED WIRE RED/YEL WIRE RIGHT MULTIFUNCTION STEERING WHEEL PUSHBUTTON GROUP SDAR CONTROL UNIT (RIGHT REAR OF TRUNK) STEERING COLUMN MODULE (LEFT SIDE OF DASH) SYSTEM SELECTION PUSHBUTTON TELECOM- MUNICATIONS CONTROL MODULE (2003, 2004 EARLY PROD) (FRONT OF TRUNK) VIO WIRE VOICE ACTIVATION CONTROL MODULE (FRONT OF TRUNK) VOLUME CONTROL WAKE-UP SIGNAL CONNECTOR (LEFT FRONT FOOTWELL) WHT WIRE YEL WIRE

1 2 IN OUT AUDIO GATEWAY CONTROL MODULE (LEFT SIDE OF TRUNK) CD CHANGER MOST NAVIGATION PROCESSOR (CNS) (LEFT SIDE OF TRUNK) ORG/ WIRE PNK W/ VCS OR UPCI WIRE PNK W/O VCS OR UPCI WIRE PNK WAKE-UP WIRE PNK WIRE SDAR CONTROL UNIT (RIGHT REAR OF TRUNK) TELECOMMUNICATIONS CONTROL MODULE (2003, 2004 EARLY PROD) (FRONT OF TRUNK) VOICE ACTIVATION CONTROL MODULE (FRONT OF TRUNK) WAKE-UP SIGNAL CONNECTOR (LEFT FRONT FOOTWELL)

1 2 3 4 5 6 (PIN 6-12 NOT USED) 31 30 1 2 IN OUT 1 2 MOST IN MOST OUT 1 2 MOST IN OUT 2 3 4 CAN-B H MOST WAKE-UP CAN-B L PNK WIRE 2003, 2004 EARLY PROD 2004 LATE PROD, 2005 23 1 1 2 MOST PNK WAKE-UP WIRE 6 5 CAN-C H CAN-C L 8 7 CAN-B H CAN-B L AUDIO GATEWAY CONTROL MODULE (LEFT SIDE OF TRUNK) BASS MODULE LOUD SPEAKER BRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/YEL WIRE CAN (-) CAN (+) CD CHANGER (IF EQUIPPED) PNK WAKE-UP WIRE COMPUTER DATA LINES SYSTEM DI CONTROL MODULE (RIGHT SIDE OF STEERING COLUMN) EMERGENCY CALL SYSTEM CONTROL UNIT (CENTER OF TRUNK) FUSE 3 GPS ANTENNA GPS ANTENNA SPLITTER GPS SHIELD GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES IN OUT LEFT FRONT DOOR CONTACT SWITCH MOST NAVIGATION PROCESSOR (CNS) (LEFT SIDE OF TRUNK) NCA WIRE ORG/ WIRE PNK W/ VCS OR UPCI WIRE PNK W/O VCS OR UPCI WIRE PNK WAKE-UP WIRE PNK WIRE REAR SAM CONTROL MODULE WITH FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED/WHT WIRE SDAR CONTROL UNIT (RIGHT REAR OF TRUNK) PNK WAKE-UP WIRE SHIELD GPS ANT SOLID STATE TELECOM- MUNICATIONS CONTROL MODULE (FRONT OF TRUNK) SHIELD GPS VIO WIRE VOICE ACTIVATION CONTROL MODULE (FRONT OF TRUNK) PNK WAKE-UP WIRE WAKE-UP SIGNAL CONNECTOR (LEFT FRONT FOOTWELL) WHT WIRE YEL WIRE

1 11 MOST MIC + MIC - 1 2 3 3 NF-R SHIELD NF-L 1 2 3 CAN-C H CAN-C L 1 2 3 WALKMAN SEPARATION POINT (EXCEPT 2003 EARLY PROD) (GLOVE COMPT) 1 2 7 CAN-C H CAN-C L 1 2 IN OUT 1 2 MOST IN MOST OUT 1 2 MOST IN OUT 10 11 CAN-C H CAN-C L 11 12 1 MIC + MIC - 13 12 CAN-C H CAN-C L 2 3 4 CAN-B H MOST WAKE-UP CAN-B L PNK WIRE 2003, 2004 EARLY PROD 2004 LATE PROD, 2005 23 1 1 2 MOST 1 11 MOST PNK WAKE-UP WIRE 3 (PIN 4-12 NOT USED) PNK WAKE-UP WIRE 9 10 7 8 8 CAN-B L CAN-B H CAN-C H CAN-C L AUDIO GATEWAY CONTROL MODULE (LEFT SIDE OF TRUNK) BASS MODULE LOUD SPEAKER BRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/YEL WIRE CD CHANGER CENTRAL GATEWAY CONTROL MODULE (LEFT FRONT FOOTWELL) COMAND OPERATING, DISPLAY AND CONTROL MODULE (FRONT CENTER CONSOLE) COMPUTER DATA LINES SYSTEM FUSE 28 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES IN OUT INSTRUMENT CLUSTER INTERIOR FUSE BOX (LEFT END OF DASH) LEFT VOLTAGE DISTRIBUTOR (CAN) CONNECTOR (IN LEFT FRONT DOOR SILL) MIC + MIC - MOST MOST PNK WAKE-UP WIRE NAVIGATION PROCESSOR (CNS) (LEFT SIDE OF TRUNK) NCA WIRE ORG/ WIRE PNK WAKE-UP WIRE PNK WIRE RED/YEL WIRE SDAR CONTROL UNIT (RIGHT REAR OF TRUNK) STEERING COLUMN MODULE (LEFT SIDE OF DASH) TELECOM- MUNICATIONS CONTROL MODULE (2003, 2004 EARLY PROD) (FRONT OF TRUNK) VCS (SBS) SWITCH VIO WIRE VOICE ACTIVATION CONTROL MODULE (FRONT OF TRUNK) WAKE-UP SIGNAL CONNECTOR (LEFT FRONT FOOTWELL) WHT WIRE YEL WIRE