Iveco Daily. Manual — part 425
226
ELECTRIC/ELECTRONIC SYSTEM
D
AILY
Base - May 2004
Pin
Function
Pin
Function
1
Positive for driver's pretensioner
26
Driver's pretensioner short circuit
2
Negative for driver's pretensioner
27
Driver's pretensioner short circuit
3
Positive for passenger's pretensioner
28
Passenger's pretensioner short circuit
4
Negative for passenger's pretensioner
29
Passenger's pretensioner short circuit
5
Key-operated positive supply
30
Ċ
6
Earth
31
Earth short circuit
7
Ċ
32
Short circuit
8
Ċ
33
Ċ
9
Line k for diagnostics
34
Ċ
10
Positive for driver's bag
35
Driver's bag short circuit
11
Negative for driver's bag
36
Driver's bag short circuit
12
Ċ
37
Ċ
13
Positive for passenger's bag
38
Passenger's bag short circuit
14
Negative for passenger's bag
39
Passenger's bag short circuit
15
Ċ
40
Failure warning light
16
Positive for centre pretensioner
41
Centre pretensioner short circuit
17
Negative for centre pretensioner
42
Centre pretensioner short circuit
18
Ċ
43
Ċ
19
Ċ
44
Ċ
20
Ċ
45
Ċ
21
Ċ
46
Ċ
22
Ċ
47
Ċ
23
Ċ
48
Ċ
24
Earth for diagnostics
49
Ċ
25
Ċ
50
Ċ
Figure 260
000283t
ELECTRIC/ELECTRONIC SYSTEM
227
D
AILY
The figure shows the components of the AIRBAG system with two-connector control unit. This type of control unit shall be
fitted on the vehicles in the future to replace the one-connector control unit.
AIR BAG SYSTEM COMPONENTS
A. Driver's air bag module - B. Passenger's air bag module - C. 38-pin diagnostic connector - D. Electronic control unit -
E. Air bag failure warning light on instrument cluster - F. Driver's reel with pretentioner - G. Centre reel with pretensioner
- H. Passenger's side reel with pretensioner
A
B
D
H
G
F
C
E
9
22
29
35
38
36
30
23
17
10
4
1
3
16
Figure 261
8621
73790
000287t
228
ELECTRIC/ELECTRONIC SYSTEM
D
AILY
Base - May 2004
tolerance at installation of ±4°. The control unit weight is 200g max and features software version 4.4 and hardware version 11.0.
The following figure represents a perspective view of the electronic control unit with two connectors (A and B).
PERSPECTIVE VIEW OF THE ELECTRONIC CONTROL UNIT WITH TWO CONNECTORS
A. Black - B. Grey
A
B
Figure 262
73792
ELECTRIC/ELECTRONIC SYSTEM
229
D
AILY
ECU pin-out to the two connectors
GREY CONNECTOR (A)
BLACK CONNECTOR (B)
Pin
Function
Pin
Function
1
Ground
1
-
2
+15 power supply
2
-
3
K-line for diagnosis
3
-
4
-
4
-
5
-
5
-
6
-
6
-
7
-
7
-
8
-
8
-
9
-
9
-
10 Warning lamp
10 -
11 -
11 -
12 -
12 -
13 -
13 Driver side pre-tensioner positive
14 -
14 Driver side pre-tensioner negative
15 -
15 Front passenger seat pre-tensioner negative
16 -
16 Front passenger seat pre-tensioner positive
17 -
17 -
18 -
18 -
19 -
19 -
20 -
20 -
21 Driver front AIR-BAG positive
21 Front center pre-tensioner positive
22 Driver front AIR-BAG negative
22 Front center pre-tensioner negative
23 Passenger front AIR-BAG negative
23 -
24 Passenger front AIR-BAG positive
24 -
A
B
Figure 263
73791
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