Suzuki Grand Vitara JB416 / JB420. Manual — part 322

8B-84 Air Bag System:

NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components, 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.

DTC B1331 / B1335: Left / Right Side Curtain-Air Bag Initiator Circuit Resistance High

S5JB0A8204043

Wiring Diagram

3

1) With ignition switch OFF, disconnect special tools (B)

and (C) then reconnect connector “L25” or “L30”.

2) Disconnect side-air bag (inflator) module connector

“Q02” or “Q03” from side-air bag (inflator) module.

3) Check proper connection to side-air bag (inflator)

module at terminal in connector.

4) If OK, then connect special tools (A), (B) and (C) to side-

air bag (inflator) connector.

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

5) Check SDM DTC.

With ignition switch ON, is DTC B1064 or B1068 still
indicated?

DTC B1324: Repair
short from “GRY/RED”
or “GRY” wire circuit to
power circuit in seat
harness.
DTC B1328: Repair
short from “BRN/WHT”
or “BRN” wire circuit to
power circuit in seat
harness.

Replace side-air bag
(inflator) module
referring to“Side-Air Bag
(Inflator) Module
Removal and
Installation”.

Step

Action

Yes

No

“L25”, “L30”

STEERING WHEEL

(B)

(D)

(A)

“Q02”, “Q03”

I5JB0A820046-02

[A]

BLK

G46-16 GND

“G46”

1

2

4

3

RED

BLK/YEL

“G01”

G46-11

IG

“L32”

YEL/GRN

YEL/BLU

BLK/YEL

BRN/YEL

“G18”

“G41”

L32-1

L32-2

L32-4

L32-3

RC-

RC+

LC-

LC+

8

5

6

7

I5JB0A820056-01

[A]: Shorting bar

3. “A/B” fuse

6. Left side curtain-air bag (inflator) module

1. From main fuse

4. Junction block assembly

7. Right side curtain-air bag (inflator) module

2. Ignition switch

5. SDM

8. Ground for air bag system

Air Bag System: 8B-85

CAUTION

!

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

DTC Will Set when
The combined resistance of the side curtain-air bag (inflator) module (left or right), harness wiring and connector
terminal contact is above a specified value for specified time.

Flow Test Description
Step 1: Check whether malfunction is in side curtain-air bag (inflator) module.
Step 2: Check side curtain-air bag initiator circuit.

DTC Troubleshooting

Step

Action

Yes

No

1

1) With ignition switch OFF, remove rear side upper trim of

left or right side and disconnect side curtain-air bag
(inflator) module connector.

2) Check proper connection to side curtain-air bag (inflator)

module at terminals in “G18” or “G41” connector.

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

curtain-air bag (inflator) module connector.

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

4) Check SDM DTC.

With ignition switch ON, is DTC B1331 or B1335 still
indicated?

Go to Step 2.

Replace side curtain-air
bag (inflator) module
referring to “Side
Curtain-Air Bag
(Inflator) Module
Removal and
Installation”
.

STEERING WHEEL

(B)

(C)

(A)

“G18”, “G41”

I5JB0A820057-01

8B-86 Air Bag System:

NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components, 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.

2

1) With ignition switch OFF, disconnect SDM connector

“L32”.

2) Check proper connection to SDM at terminals “L32-1”

and “L32-2” or “L32-3” and “L32-4”.

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

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

4) Measure resistance between “L32-1” and “L32-2”

terminals (for DTC B1331) or “L32-3” and “L32-4”
terminals (for DTC B1335) with connected special tools
(A), (B) and (C).

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

Is resistance 5.5

or less?

Substitute a known-
good SDM and recheck.

DTC B1331: Repair
high resistance or open
in “YEL/GRN” or “YEL/
BLU” wire circuit.
DTC B1335: Repair
high resistance or open
in “BLK/YEL” or “BRN/
YEL” wire circuit.

Step

Action

Yes

No

STEERING WHEEL

(B)

(C)

(A)

“G18”, “G41”

“L32-1”

“L32-2”

“L32-3”

1, (A)

“L32-4”

(A)

I5JB0A820058-01

Air Bag System: 8B-87

DTC B1332 / B1336: Left / Right Side Curtain-Air Bag Initiator Circuit Resistance Low

S5JB0A8204044

Wiring Diagram
Refer to “DTC B1331 / B1335: Left / Right Side Curtain-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 combined resistance of the side curtain-air bag (inflator) module (left or right), harness wiring and connector
terminal contact is below a specified value for specified time.

Flow Test Description
Step 1: Check whether malfunction is in side curtain-air bag (inflator) module.
Step 2: Check side curtain-air bag initiator circuit.

DTC Troubleshooting

Step

Action

Yes

No

1

1) With ignition switch OFF, remove rear side upper trim of

left or right side and disconnect side curtain-air bag
(inflator) module connector.

2) Check proper connection to side curtain-air bag (inflator)

module at terminals in “G18” or “G41” connector.

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

curtain-air bag (inflator) module connector.

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

4) Check SDM DTC.

With ignition switch ON, is DTC B1332 or B1336 still
indicated?

Go to Step 2.

Replace side curtain-air
bag (inflator) module
referring to “Side
Curtain-Air Bag
(Inflator) Module
Removal and
Installation”
.

STEERING WHEEL

(B)

(C)

(A)

“G18”, “G41”

I5JB0A820057-01

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Политика конфиденциальности