Dtc B1031: Driver Air Bag Initiator Circuit Resistance High - Suzuki GRAND VITARA Owner's Manual

8B-30 Air Bag System:

DTC B1031: Driver Air Bag Initiator Circuit Resistance High

Wiring Diagram
BLK/YEL
1
2
[E]
[A]: Without side-air bag and curtain-air bag
[B]: With side-air bag and curtain-air bag
[C]: For vehicle without cruise control system
[D]: For vehicle with cruise control system
CAUTION
!
Be sure to observe instructions under CAUTION in "Air Bag Diagnostic System Check Flow".
DTC Will Set when
The combined resistance of the driver air bag (inflator) module, contact coil assembly, harness wiring and connector
terminal contact is above a specified value for specified time.
Flow Test Description
Step 1: Check whether malfunction is in contact coil and driver air bag (inflator) module or the others.
Step 2: Check driver air bag (inflator) module initiator circuit.
Step 3: Check whether malfunction is in contact coil or driver air bag (inflator) module.
[A]
"G01"
4
3
RED
G47-16 IG
BLK
8
G47-20 GND
"G47"
[B]
RED
G46-11 IG
BLK
G46-16 GND
"G46"
[E]: Shorting bar
1. From main fuse
2. Ignition switch
3. "A/B" fuse
5
"G47"
[C] "G26"
[D] "G27"
GRN/RED
D1+ G47-6
GRN
D1- G47-5
5
"G46"
GRN/RED
D1+ G46-1
GRN
D1- G46-2
4. Junction block assembly
5. SDM
6. Contact coil assembly
7. Driver air bag (inflator) module
S5JB0A8204018
"Q01"
6
7
I5JB0A820025-01
8. Ground for air bag system