Infiniti EX35. Manual - part 1345

SRC-6

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORK FLOW

Check the screen of CONSULT-III.

Is malfunctioning part detected?

YES

>> GO TO 5.

NO

>> Repeat DTC confirmation with diagnostic procedure.

4.

PERFORM SELF-DIAGNOSIS “AIR BAG” WARNING LAMP (WITHOUT CONSULT-III)

Check the warning lamp status.

Is malfunctioning part detected?

YES

>> GO TO 5.

NO

>> Repeat DTC confirmation with diagnostic procedure.

5.

REPAIR OR REPLACE

Repair or replace the malfunctioning part.
After the malfunctioning is repaired, erase the self-diagnostic result. Refer to 

SRC-14, "Diagnosis Description"

.

>> GO TO 6.

6.

FINAL CHECK

Check the screen of CONSULT-III and /or, Air bag warning lamp status.

Are all malfunctions corrected?

YES

>> INSPECTION END

NO

>> GO TO 3 or GO TO 4.

SRS AIR BAG SYSTEM

SRC-7

< FUNCTION DIAGNOSIS >

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FUNCTION DIAGNOSIS

SRS AIR BAG SYSTEM

System Diagram

INFOID:0000000003591502

System Description

INFOID:0000000003591503

This SRS Air Bag System has the following function.

1.

Detects crash and supplies the energy for deploying air bag and seat belt pre-tensioner.

2.

Detects electrical trouble in SRS Air Bag System and Seat Belt Pre-tensioner System, records trouble
code, and blinking air bag warning lamp.

JMHIA0585GB

SRC-8

< FUNCTION DIAGNOSIS >

SRS AIR BAG SYSTEM

3.

Detects and records the deployment of air bag and seat belt pre-tensioner, and turns on air bag warning
lamp.

4.

Indicates malfunctioning portion with blinking times of air bag warning lamp in diagnosis mode.

5.

Indicate the malfunctioning record by CONSULT-III.

6.

Suppress the deployment of front passenger air bag when the front passenger seat is empty or when
occupied by turns on front passenger air bag OFF indicator (Cut-off telltale) when passenger seat is occu-
pied with a child-seat and child.

7.

Turns on seat belt warning lamp when the Occupant Classification System (OCS) option is adult or child
and the passenger seat belt buckle switch is not on.

Component Parts Location

INFOID:0000000003591504

1. Front passenger air bag module 

M103

2. Driver air bag module M30, M302

3. Combination switch (Spiral cable) 

M35

4. Front passenger air bag OFF in-

dicator M73

5. Air bag diagnosis sensor unit

M147, B15, B215

6. Satellite sensor (LH/RH)

• LH  B20
• RH  B220

7. Front seat belt pre-tensioner (LH/

RH)
• LH  B39
• RH B219

8. Seat belt buckle switch (Driver side/Passen-

ger side)
• Driver side B13
• Passenger side B213

9. Front side air bag module (LH/RH)

• LH  B12
• RH  B212

10. Side curtain air bag module 

• LH  B25
• RH B225

11. Crash zone sensor E36

12. Occupant Classification System seat 

sensor mat

13. Occupant Classification System 

control unit B214

JMHIA0551ZZ

SRS AIR BAG SYSTEM

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< FUNCTION DIAGNOSIS >

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Component Description

INFOID:0000000003591505

• Air bag diagnosis sensor unit are prepared for operation while the ignition switch is in the ON or START posi-

tion.

• The operation of supplemental restraint system is different from collision modes applications. For example,

the driver air bag module and front passenger air bag module are activated in a frontal collision but not in a
side collision.

• SRS configurations which are activated for some collision modes are as follows.

×

: Application,  —: Not application

JMHIA0552GB

SRS configuration

Frontal collision

Left side collision

Right side collision

Driver air bag module. Refer to 

SRC-124

×

—

—

Front passenger air bag module. Refer to 

SRC-124

×

—

—

Front LH seat belt pre-tensioner. Refer to 

SRC-124

×

—

—

Front RH seat belt pre-tensioner. Refer to 

SRC-124

×

—

—

Front LH side air bag module. Refer to 

SRC-126

—

×

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Front RH side air bag module. Refer to 

SRC-126

—

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×

LH side curtain air bag module. Refer to 

SRC-126

—

×

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RH side curtain air bag module. Refer to 

SRC-126

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×