SRC-1
RESTRAINTS
C
D
E
F
G
I
J
K
L
M
SECTION
SRC
A
B
SRC
N
O
P
CONTENTS
SRS AIRBAG CONTROL SYSTEM
PRECAUTION ...............................................
6
PRECAUTIONS ...................................................
6
Precautions for Removing Battery Terminal .............
6
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ...................................................................
6
Service ......................................................................
6
SYSTEM DESCRIPTION ..............................
8
COMPONENT PARTS ........................................
8
Component Parts Location ........................................
8
SYSTEM .............................................................
11
System Description .................................................
11
Schematic ...............................................................
14
DIAGNOSIS SYSTEM (AIR BAG) .....................
15
Description ..............................................................
15
On Board Diagnosis Function .................................
15
CONSULT Function ................................................
19
DIAGNOSIS SYSTEM (OCCUPANT DETEC-
TION SYSTEM) ..................................................
21
CONSULT Function ................................................
21
ECU DIAGNOSIS INFORMATION ..............
22
DIAGNOSIS SENSOR UNIT ..............................
22
DTC Index ..............................................................
22
WIRING DIAGRAM ......................................
27
SRS AIR BAG SYSTEM .....................................
27
Wiring Diagram .......................................................
27
BASIC INSPECTION ...................................
38
DIAGNOSIS AND REPAIR WORK FLOW ........
38
Work Flow ...............................................................
38
INSPECTION AND ADJUSTMENT ....................
41
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT ........................................................
41
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Description .................................
41
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Special Repair Requirement ......
41
ZERO POINT RESET .................................................
41
ZERO POINT RESET : Description .........................
41
ZERO POINT RESET : Special Repair Require-
ment .........................................................................
41
DTC/CIRCUIT DIAGNOSIS .........................
43
B1001, B1002, B1003, B1004, B1005 DIAG-
NOSIS SENSOR UNIT ......................................
43
DTC Logic ................................................................
43
Diagnosis Procedure ...............................................
43
B1006, B1007, B1008, B1009, B1010 DIAG-
NOSIS SENSOR UNIT ......................................
44
DTC Logic ................................................................
44
Diagnosis Procedure ...............................................
44
B1011, B1012, B1013, B1014, B1015 DIAG-
NOSIS SENSOR UNIT ......................................
45
DTC Logic ................................................................
45
Diagnosis Procedure ...............................................
45
B1017, B1020, B1021 OCCUPANT SENS C/U
...
46
DTC Logic ................................................................
46
Diagnosis Procedure ...............................................
46
B1018 OCCUPANT SENS ................................
48
DTC Logic ................................................................
48
Diagnosis Procedure ...............................................
48
B1022 OCCUPANT SENS C/U .........................
50
DTC Logic ................................................................
50
Diagnosis Procedure ...............................................
50