Mazda 626 Station Wagon, Workshop Manual

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ON-BOARD DIAGNOSTIC
DTC37
DTC37 Passenger-side side air bag module system
DETECTION
CONDITION
Warning
• Detection conditions are for understanding DTC outline before performing Inspection.
Performing inspection with only detection conditions may cause injury due to operating
error or damage the system. When performing inspection, always follow inspection
procedure.
Note
• For vehicles without side air bag, DTC 22, 25, 26, 32, 35, or 37 may be indicated concurrently. In
such a case, perform only the smallest DTC troubleshooting among them.
Vehicle with side air bag
• Abnormal resistance (other than 1.63—2.71 i2) detected in passenger-side side air bag module cir­
cuit
• Short circuit in wiring harness related SAS unit terminal 11 or 1K
Vehicle without side air bag
• SAS unit connector terminal 2AA is open.
POSSIBLE
CAUSE
Vehicle with side air bag
• Passenger-side side air bag module malfunction
• Malfunction of connector between passenger-side side air bag module and SAS unit
• Open or short circuit in wiring harness between passenger-side side air bag module and SAS unit
• SAS unit malfunction
Vehicle without side air bag
• Malfunction of connector between SAS unit and ground
• Open or short circuit in wiring harness between SAS unit and ground
• SAS unit malfunction
PASSEN G ER-SID E SIDE AIR
BAG M O DULE C O N NECTO R
SAS U N IT CO N N E C TO R
n
x
f
1 K i i
1
G 1 E 1C
1
A
1 L 1J 3H
1
F
1
D 1B
2AE 2AB 2Y
2G
2D 2A
2AF 2AC 2Z 2W 2T
2 0
2N 2K
2
H 2E 2B
2
AG 2AD 2AA 2X 2U 2R
2 0
2L
2
I 2F 2C
HARNESS SIDE CONNECTOR
(VIEW FROM TERM INAL SIDE)
MALE CO N N E C TO R
S H O R T BAR
HAR NESS SIDE C O N N ECTO R
(VIEW FROM HARNESS SIDE)
FEM A LE C O N N EC TO R
SEPARATOR
D ia g n o s tic p ro c e d u re
STEP INSPECTION ACTION
1
• Is vehicle equipped with side air bag? Yes Go to next step.
No Go to Step 5.
T -9 2