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(1)
(1)
(1)
(1)
3
4
1
2
(1)
X40 - Urea
system
(1)
(1)
(1)
(1)
3
2
5
6
2
1
5
4
2
1
3
6
R7b
C41 - UREA QUALITY SENSOR
R7
-R1
120 Ohm
C45 - CAN termination
Exhaust flap
Urea system control
FPT Engine wiring harness
Supplied by FPT
(1) SAE j 1939-15 120 Ohm cable characteristics (120 Ohm
terminating resistor at both ends of the cable). EDC (internal
termination resistor).
(1)
ECU
1.35
1.31 1.36
1.08
1.02 1.22
1.05
1.04 1.23
1.34 1.32
1.01
19
20
21
9
10
11
12
13
14
15
16
5
(3)
(3)
(3)
3
2
1
9
10
8
11
12
2
4
3
3
2
C44 - SCRoF tank
C42 - SCRoF Tank
C43 - PUMP MODULE (24V)
heating valve
Level
Temp. Sensor
(3) Twisted pair cable (twist length 40 +/- 2 times / m).
- 172 -
(1)
1.09
2.41 2.38 2.07
6
R1a
1
2
3
4
5
6
7
X1a
X50 - ATS
X1
(3)
(1)
(1)
1
3
4
5
1
2
3
4
5
1
2
3
2
1
X51 - SCRoF Downstream
X52 - DOC Upstream Nox
X53 - SCRoF
Nox Sensor w/ ECU
Sensor w/ ECU
delta pressure
sensor
ATS - After treatment system
ECU
1.28 1.25
1.29 1.26
1.30 1.27
2.14 2.09
1.10 1.07
2.35 2.28 2.31 2.10
8
9
10
11
12
13
14
15
16
17
R1
(3)
1
2
1
2
1
2
1
2
1
2
4
2
1
3
X55 - SCRoF
X56 - SCRoF
X57 - DOC
X58 - DEF
Humidity sensor with
Water in fuel
X54 - DOC
downstream
ambient T sensor
downstream
upstream T
dosing
switch
upstream T
Temp. sensor
T sensor
sensor
module
sensor
Included in FPT engine wiring harness
2.42 2.16 2.04
2.25 2.12
1
3
2
1
2
Air filter
clogging
switch
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