Infiniti M45 (Y34). Manual - part 783

 

  Index      Infiniti     Infiniti M45 (Y34) - service repair manual 2004 year

 

Search            copyright infringement  

 

 

 

 

 

 

 



 

 

Content   ..  781  782  783  784   ..

 

 

Infiniti M45 (Y34). Manual - part 783

 

 

TROUBLE DIAGNOSIS

SRS-19

C

D

E

F

G

I

J

K

L

M

A

B

SRS

SRS Operation Check

AHS000BL

DIAGNOSTIC PROCEDURE 1
Checking Air Bag Operation by Using “AIR BAG” Warning Lamp — User Mode

1.

Turn the ignition switch from OFF to ON, and check that the air bag warning lamp blinks.

2.

Compare the SRS air bag warning lamp blinking pattern with the
examples.

BF-1845D

SRS-20

TROUBLE DIAGNOSIS

Warning lamp examples

“AIR BAG” warning lamp operation - User mode-

SRS condition

Reference item

No malfunction is detected.

No further action is necessary.

The system is malfunctioning and 
needs to be repaired as indicated.

Go to 

SRS-21, "DIAGNOSTIC 

PROCEDURE 2"

  or 

SRS-31, 

"DIAGNOSTIC PROCEDURE 6"

 .

Air bag is deployed.

Seat belt pre-tensioner is deployed.

Go to 

SRS-59, "COLLISION DIAG-

NOSIS"

 .

Diagnosis sensor unit is malfunction-
ing.

Air bag power supply circuit is mal-
functioning.

SRS air bag warning lamp circuit is 
malfunctioning.

Go to 

SRS-36, "Trouble Diagnosis: 

“AIR BAG” Warning Lamp Does Not 
Turn OFF"

 .

Diagnosis sensor unit is malfunction-
ing.

Air bag warning lamp circuit is mal-
functioning.

Go to 

SRS-37, "Trouble Diagnosis: 

“AIR BAG” Warning Lamp Does Not 
Turn ON"

 .

SHIA0011E

SHIA0012E

SHIA0013E

SHIA0014E

TROUBLE DIAGNOSIS

SRS-21

C

D

E

F

G

I

J

K

L

M

A

B

SRS

Trouble Diagnosis with CONSULT-II

AHS000BM

DIAGNOSTIC PROCEDURE 2

1.

Turn ignition switch OFF.

2.

Connect CONSULT-II and CONSULT-II CONVERTER to the
data link connector.

3.

Turn ignition switch ON.

4.

Touch “START (NISSAN BASED VHCL)”.

5.

Touch “AIR BAG”.
If “AIR BAG” is not indicated, go to 

GI-38, "CONSULT-II Data

Link Connector (DLC) Circuit"

 .

6.

Touch “SELF-DIAG [CURRENT]”.

SHIA0179E

PHIA0157E

SRS771

SRS697

SRS-22

TROUBLE DIAGNOSIS

7.

Diagnostic code is displayed on “SELF-DIAG [CURRENT]”.

If no malfunction is detected on “SELF-DIAG [CURRENT]” even
though malfunction is detected in “SRS Operation Check”,
check the battery voltage. If the battery voltage is less than 9V,
charge or replace the battery. Refer to 

SRS-25, "DIAGNOSTIC

PROCEDURE 3"

 . If the battery voltage is OK, go to 

SRS-27,

"DIAGNOSTIC PROCEDURE 4 (CONTINUED FROM DIAG-
NOSTIC PROCEDURE 2)"

  diagnose the following cases:

Self-diagnostic result “SELF-DIAG [PAST]” (previously stored
in the memory) might not be erased after repair.

The SRS system malfunctions intermittently.

CONSULT-II Diagnostic Code Chart (“SELF-DIAG [CURRENT]”)

SHIA0203E

SRS701

Diagnostic item

Explanation

Repair order

“Recheck SRS at each replacement”

NO DTC IS 
DETECTED.

When malfunction is 
indicated by the “AIR 
BAG” warning lamp in 
User mode.

Low battery voltage (Less than 9V)

Go to 

SRS-25, "DIAGNOSTIC PRO-

CEDURE 3"

  after charging the bat-

tery.

Self-diagnostic result “SELF-DIAG 
[PAST]” (previously stored in the 
memory) might not be erased after 
repair.

Intermittent malfunction has been 
detected in the past.

Go to 

SRS-27, "DIAGNOSTIC PRO-

CEDURE 4 (CONTINUED FROM 
DIAGNOSTIC PROCEDURE 2)"

 .

Go to 

SRS-27, "DIAGNOSTIC PRO-

CEDURE 5"

 .

No malfunction is detected.

DRIVER AIRBAG 
MODULE
[OPEN]

Driver air bag module circuit is open (including the spiral cable).

1. Visually check the wiring harness 

connection.

2. Replace the harness if it has visible 

damage.

3. Replace driver air bag module. 

(Before disposal, it must be 
deployed.)

4. Replace the spiral cable.

5. Replace the diagnosis sensor unit.

6. Replace the related harness.

DRIVER AIRBAG 
MODULE
[VB-SHORT]

Driver air bag module circuit is shorted to a power supply circuit 
(including the spiral cable).

DRIVER AIRBAG 
MODULE
[GND-SHORT]

Driver air bag module circuit is shorted to ground (including the 
spiral cable).

DRIVER AIRBAG 
MODULE
[SHORT]

Driver air bag module circuits is shorted between lines.

 

 

 

 

 

 

 

Content   ..  781  782  783  784   ..