Suzuki Grand Vitara JB627. Manual — part 305

8B-46 Air Bag System:

2

1) With ignition switch OFF, disconnect “G67” connector

located near the glove box.

2) Check proper connection to instrument panel harness

connector at terminal “G67-1” and “G67-2”.

3) If OK, then connect special tools (B) and (C) to “G67”

connector disconnected in Step 1).

Special tool
(B): 09932–75010
(C): 09932–77320

4) Check SDM DTC.

With ignition switch ON, is DTC B1042 indicated?

Go to Step 3.

“BLU/RED” circuit
shorted to “YEL/RED”
circuit, “BLU/RED”
circuit or “YEL/RED”
circuit shorted to other
circuit. (Between “G68”
and “G65” connectors)

Step

Action

Yes

No

(B)

(C)

STEERING WHEEL

PASSENGER

DRIVER

“G67”

I5JB0A820034-01

Air Bag System: 8B-47

NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and ensure all components are properly mounted.
• Clear DTCs referring to “DTC Clearance”, if any.
• Repeat “Air Bag Diagnostic System Check” to confirm that the trouble has been corrected.

3

1) With ignition switch OFF, disconnect SDM connector

“G47” or “G46”.

2) Check proper connection to SDM at terminals “G47-3”

and “G47-4” or “G46-5” and “G46-6”.

3) If OK, release shorting bar in SDM connector inserting

release tool (1) included in special tool (A).

4) Measure resistance between “G47-3” and “G47-4”

terminals [A] or between “G46-5” and “G46-6” terminals
[B] with connected special tools (B) and (C).

Special tool
(A): 09932–76010
(B): 09932–75010
(C): 09932–77320

Is resistance 0.65

Ω

or more?

Substitute a known-
good SDM and recheck.

“BLU/RED” circuit
shorted to “YEL/RED”
circuit, “BLU/RED”
circuit or “YEL/RED”
circuit shorted to other
circuit. (Between “G67”
and “G47” connectors or
between “G67” and
“G46” connectors).

Step

Action

Yes

No

(B)

(C)

STEERING WHEEL

PASSENGER

DRIVER

“G67”

[A]

[B]

“G46-5”

“G46-6”

“G47-4”

“G47-3”

1, (A)

(A)

1, (A)

I5JB0A820035-01

8B-48 Air Bag System:

DTC B1043: Passenger Air Bag Initiator Circuit Short to Ground

S6JB0B8204021

Wiring Diagram
Refer to “DTC B1041: Passenger Air Bag Initiator Circuit Resistance High”.

CAUTION

!

Be sure to observe instructions under CAUTION in “Air Bag Diagnostic System Check Flow”.

DTC Will Set when
The voltage measured at passenger air bag (initiator) circuit is below a specified value for specified time.

Flow Test Description
Step 1: Check if malfunction is in passenger air bag (inflator) module.
Step 2: Check passenger air bag (inflator) module initiator circuit. (Between “G68” and “G65”)
Step 3: Check passenger air bag (inflator) module initiator circuit. (Between “G67” and “G47” or “G67” and
“G46”)

DTC Troubleshooting

Step

Action

Yes

No

1

1) With ignition switch OFF, disconnect passenger air bag

(inflator) module connector.

2) Check proper connection to passenger air bag (inflator)

module at terminals in “G65” connector.

3) If OK, then connect special tools (A), (B) and (D) to

“G65” connector.

Special tool
(A): 09932–76010
(B): 09932–75010
(D): 09932–78310

4) Check SDM DTC.

With ignition switch ON, is DTC B1043 indicated?

Go to Step 2.

Turn ignition switch
OFF. Replace
passenger air bag
(inflator) module
referring to “Passenger
Air Bag (Inflator) Module
Removal and
Installation”.

(B)

(D)

STEERING WHEEL

“G65”

(A)

I5JB0A820033-01

Air Bag System: 8B-49

2

1) With ignition switch OFF, disconnect “G67” connector

located near the glove box.

2) Check proper connection to instrument panel harness

connector at terminal “G67-1” and “G67-2”.

3) If OK, then connect special tools (B) and (C) to “G67”

connector disconnected in Step 1).

Special tool
(B): 09932–75010
(C): 09932–77320

4) Check SDM DTC.

With ignition switch ON, is DTC B1043 indicated?

Go to Step 3.

“BLU/RED” or “YEL/
RED” circuit shorted to
ground. (Between “G68”
and “G65” connectors)

Step

Action

Yes

No

(B)

(C)

STEERING WHEEL

PASSENGER

DRIVER

“G67”

I5JB0A820034-01