Iveco Daily Euro 4. Manual — part 237
32
ELECTRIC/ELECTRONIC SYSTEM
D
AILY
E
URO
4
Ref.
Function
Code
1
Positive +30 for start-up
7772
2
Positive for diesel oil heating on control
8036
3
-
-
4
Positive for electromagnetic clutch for air conditioning system
9993
5
Earth
0000
6
Positive +30
7772
7
-
-
8
-
-
9
Positive +15
8879
10
Main relay signalling cable for EDC
155
11
Earth
0000
12
(Not protected) direct positive on batteries
7777
13
-
-
14
-
-
15
-
-
16
-
-
17
Positive +15
7772
18
Positive for EDC/MS6 system from main relay
7150
19
-
-
20
-
-
21
Positive +15
8879
22
Water in pre-filter warning lamp
5530
23
Jumper between C23 and C12
7772
24
Positive +30 for automatic gearbox central unit
7772
25
-
-
26
-
-
27
-
-
28
Negative for heated rear view mirrors switch
0000
29
Positive +30
7772
30
Injection pump diesel oil flow actuator for EDC16
9156
31
Positive for EDC16
7150
32
-
-
Junction connectors “B”
Ref.
Function
Code
A
Positive +30 for ABS
7772
B
Positive +30 for ABS
7772
C
Positive +15 for air-conditioner
8849
ELECTRIC/ELECTRONIC SYSTEM
33
D
AILY
E
URO
4
Ref.
Function
Code
A
Positive +30 for key switch
7772
B
Positive +30 for automatic gearbox
7772
Junction connectors “E”
Ref.
Function
Code
A
Positive for chassis cable
3390
B
-
C
Positive +15 for heated rear view mirrors
8830
Junction connectors “F”
Ref.
Function
Code
A
Positive +30 for pre-heating
7772
34
ELECTRIC/ELECTRONIC SYSTEM
D
AILY
E
URO
4
EARTH POINTS
Through a brown 50 mm2 cable, battery negative terminal is
connected to earth point (LM2) located at chassis left side on
the side member; from this point, a copper braid is connected
to engine block, near the starter (lm1). At point lm2 there are
connected the earth points relating to chassis cable.
NEGATIVE PIN
EARTH POINT ON LEFT HAND SIDE MEMBER (LM2)
ENGINE BLOCK BRAID (LM1)
Figure 16
Figure 17
Figure 18
107633
107637
107636
ELECTRIC/ELECTRONIC SYSTEM
35
D
AILY
E
URO
4
- Central unit ”CVM”
- Lh headlamp
- Pre-heating remote control switch
- EDC
- Electromagnetic joint for engine cooling
- Heated pre-filter
- Remote control switch to enable air-conditioner com-
pressor to be put on
- Headlight washer pump
- Fuel filter clogged switch
- Switch for engine bonnet opening
In bonnet, in the vicinity of right front blinker there is located
earth point lm4 to which connected are:
- Rh headlamp
- Windscreen washer pump
- Horn
- Windscreen wiper
- Compressor connected remote control switch (for
EDC)
- Air-conditioner compressor
- Heated windscreen
- Gearbox power take-off in switch
- Antitheft siren
- Air filter clogged switch
In the bonnet, under power-assisted brake there are two
earth points present:
- lm3: central unit ABS - heated pre-filter central unit
- lm3/S: central unit ABS
LH BONNET EARTH POINT (LM5)
RH BONNET EARTH POINT (LM4)
EARTH POINTS UNDER POWER-ASSISTED BRAKE
(LM3)
Figure 19
Figure 20
Figure 21
107628
107629
107632
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