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Wiring diagram for AdBlue control unit - PE14.40-U-2101-99MAA

Code: Designation: Position:
A103/1 AdBlue® tank module 40 L
A103/1 AdBlue® tank module 52 L
A103/1b1 AdBlue® tank temperature sensor 53 L
A103/1b2 Fill level sensor (full) 50 L
A103/1b3 Fill level sensor (reserve) 50 L
A103/1b4 Fill level sensor (empty) 50 L
A103/1r1 AdBlue® tank heating element 54 L
A103/1r2 AdBlue® pressure line heating element 39 L
A103/1r2 AdBlue® pressure line heating element 45 L
A103/1x1 Connector/AdBlue® tank module 42 E
A103/1x2 Connector/fill level sensors for AdBlue® tank module 50 G
A103/1x3 Connector/temperature sensor and heating element for AdBlue® tank module 53 G
A103/1x4 Connector 1/heating element of pressure line for AdBlue® tank module 42 G
A103/1x5 Connector 2/heating element of pressure line for AdBlue® tank module 37 J
A103/1x5 Connector 2/heating element of pressure line for AdBlue® tank module 44 J
A103/1z1 Connector sleeve/temperature sensor for AdBlue® tank module 52 H
A103/2 AdBlue® delivery module 59 L
A103/2b1 AdBlue® pressure sensor 61 L
A103/2m1 AdBlue® delivery pump 58 L
A103/2r1 AdBlue® delivery module heating element 56 L
A103/2x1 Connector/AdBlue® delivery module 56 E
A103/2y1 AdBlue® reversing valve 59 L
A103/2z1 Connector sleeve/AdBlue® delivery module reversing valve 58 H
A103/2z2 Connector sleeve/delivery pump and heating element of AdBlue® delivery module 57 H
F33 Battery compartment prefuse box 27 L
F33f81 Fuse 81 25 K
F37 AdBlue® fuse block 33 L
F37f23 Fuse 23 32 K
F37f24 Fuse 24 32 K
F37f25 Fuse 25 33 K
F37f26 Fuse 26 34 K
F4 Load compartment fuse and relay box 20 L
F4 Load compartment fuse and relay box 24 L
F4f48 Fuse 48 22 L
F4f56 Fuse 56 20 L
F4kN Circuit 15 (1)/spare 1 relay (changeover contact) 21 L
K27/7 AdBlue® supply relay 29 L
N118/5 AdBlue® control unit 12 A
N118/5 AdBlue® control unit 20 A
N118/5 AdBlue® control unit 28 A
N118/5 AdBlue® control unit 36 A
N118/5 AdBlue® control unit 44 A
N118/5 AdBlue® control unit 52 A
N118/5 AdBlue® control unit 60 A
N3/9 CDI control unit 3 A
N37/7 NOx control unit downstream of diesel particulate filter 13 L
N37/7b1 NOx sensor downstream of diesel particulate filter 13 L
N37/8 NOx control unit downstream of SCR catalytic converter 15 L
N37/8b1 NOx sensor downstream of SCR catalytic converter 14 L
W15/1 Ground (right footwell) 18 H
W6/6 Ground (left spare tire well) 5 H
W6/6 Ground (left spare tire well) 7 E
W6/6 Ground (left spare tire well) 42 C
W6/6 Ground (left spare tire well) 54 C
W6/6 Ground (left spare tire well) 55 C
X25/2 Engine compartment/interior compartment connector 3 F
X30/38 Potential distributor electrical connector (CAN I) 5 L
X30/38 Potential distributor electrical connector (CAN I) 10 L
Y129 AdBlue® metering valve 36 L
Z204/4 Circuit 31 right footwell voltage distributor connector 18 L
Z7/44 Sensor ground connector sleeve 15 H
Z7/48 Circuit 87D2 connector sleeve 14 H
Fig 1: Adblue Control Unit Wiring Diagram (1 Of 4)
G10120121Courtesy of MERCEDES-BENZ USA
Fig 2: Adblue Control Unit Wiring Diagram (2 Of 4)
G10120122Courtesy of MERCEDES-BENZ USA
Fig 3: Adblue Control Unit Wiring Diagram (3 Of 4)
G10120123Courtesy of MERCEDES-BENZ USA
Fig 4: Adblue Control Unit Wiring Diagram (4 Of 4)
G10120124Courtesy of MERCEDES-BENZ USA