Chery Tiggo 5 (T21). Service manual — part 354
32–
7
32
Circuit Diagram
Supplemental Restraint System (Page 1 of 3)
1
2
3
4
5
6
7
8
9 10 11 12
13
85
85
87
87 30
87 30
30
86
86
85
86
14 15 16 17 18 19 20 21 22 23 24
25
27
26
32
31
30
29
28
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
27
26
25
24
23
22
21
20
19
18
17
IGNITION SWITCH
ON OR START
10A
8
RF08
10A
23
11
R
B
OB
O
P
R
R
OB
O
OB
O
13
3
5
29
30
GND
MICROPROCESSOR
AIRBAG
INSTRUMENT
CLUSTER
RF06
1
17
2
SRS
CONTROL
MODULE
BATTERY
10A
6
RF23
TO CAN
SYSTEM
TO CAN
SYSTEM
INSTRUMENT
PANEL FUSE
AND RELAY BOX
I-003
CAN-L2
CAN-H2
CAN-L1 CAN-H1
B
I-007
I-007
B-072
I-046
B
B-072
Gr
I-046
I-015
I-036
B-055
4
9
10
16 15 14 13 12 11 10
8
7
6
5
4
3
2
1
9
W
I-036
32
31
30
29
28
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
27
26
25
24
23
22
21
20
19
18
17
L
I-015
*2
*2: SRS control module connector is B-072
*1: SRS control module connector is I-046
ET21320010
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Supplemental Restraint System (Page 2 of 3)
ET21320020
LW
LW
LB
LB
+
-
2
1
10
9
1
2
32
31
30
29
28
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
27
26
25
24
23
22
21
20
19
18
17
1 2
8
7
6
5
4
3
2
1
16
15
14
13
12
11
10
9
18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
1
2
-
+
Gr
I-046
SRS
CONTROL
MODULE
I-046
B-072
W
I-012
W
I-035
I-035
B-059
Gr
I-028
DRIVER SEAT BELT
PRE-TENSIONER
B
B-034
B-034
1
2
B
I-055
R
B
R
B
R
B
FRONT
PASSENGER
AIRBAG
+
-
2
1
6
5
GY
GY
GW
GW
-
+
1
2
4
3
SPIRAL
CABLE
I-012
I-054
I-028
I-055
DRIVER
AIRBAG
1
9
6
5
7
8
I-036
B-055
16 15 14 13 12 11 10
8
7
6
5
4
3
2
1
9
W
I-036
*2
*1
*2: SRS control module connector is B-072
*1: SRS control module connector is I-046
B
B-072
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32
Supplemental Restraint System (Page 3 of 3)
VW
VW
V
V
-
+
1
2
8
7
BR
BR
B
B
B
1
2
20
1
15
2
I-045
11
B
I-045
BL
BL
B
1
2
25
16
16
FRONT
PASSENGER
SEAT BELT
SWITCH
SEAT
BELT
REMINDER
32
31
30
29
28
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
27
26
25
24
23
22
21
20
19
18
17
1
2
-
+
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
1
2
1
2
SRS
CONTROL
MODULE
I-046
B-072
Gr
I-046
FRONT
PASSENGER
SEAT BELT
PRE-TENSIONER
B-002
B
B-002
W
I-006
I-006
W
B-049
B-049
B
B-050
B-050
B-003
I-006
B-003
*1
B
B-072
ET21320030
*2: SRS control module connector is B-072
*1: SRS control module connector is I-046
32–
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32
DIAGNOSIS & TESTING
SRS Control Module Assembly Terminal List
DTC Confirmation Procedure
Confirm that battery voltage is over 12 V before performing the following procedures.
Turn ignition switch to LOCK.
Connect X-431 3G diagnostic tester (the latest software) to Data Link Connector (DLC).
Turn ignition switch ON.
Use X-431 3G diagnostic tester to record and clear the DTCs stored in the supplemental restraint system.
Turn ignition switch to LOCK and wait for a few seconds.
Turn ignition switch ON, and then select "Read Code".
If DTC is detected, the malfunction indicated by the DTC is current. Go to the diagnosis procedure - Step 1.
If DTC is not detected, the malfunction indicated by the DTC is intermittent. Please refer to Intermittent
DTC Troubleshooting.
Intermittent DTC Troubleshooting
If malfunction is intermittent, perform the followings:
Check if connectors are loose.
Check if wire harnesses are worn, pierced, pinched or partially broken.
Monitor X-431 3G diagnostic tester (the latest software) data that is related to this circuit.
Terminal No.
Terminal Definition
Terminal No.
Terminal Definition
1
Power Supply
17
CAN-H1
2
CAN-L1
18
-
3
Driver Airbag Positive
19
-
4
Driver Airbag Negative
20
Front Passenger Seat Belt Switch
5
Front Passenger Airbag Negative
21
-
6
Front Passenger Airbag Positive
22
-
7
Front Passenger Seat Belt
Pretensioner Positive
23
-
8
Front Passenger Seat Belt
Pretensioner Negative
24
-
9
Driver Seat Belt Pretensioner
Negative
25
Seat Belt Reminder
10
Driver Seat Belt Pretensioner
Positive
26
-
11
-
27
-
12
-
28
-
13
-
29
-
14
-
30
-
15
-
31
-
16
Ground
32
-
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