Subaru Legacy IV (2008 year). Service manual - part 1013

 

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Subaru Legacy IV (2008 year). Service manual - part 1013

 

 

AB(diag)-40

List of Diagnostic Trouble Code (DTC)

AIRBAG SYSTEM (DIAGNOSTICS)

41

Side Airbag RH failure

• Side airbag harness (RH) circuit is faulty.
• Side airbag module (RH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-64, 
DTC 41 SIDE AIRBAG 
RH FAILURE, Diagnos-
tic Chart with Trouble 
Code.>

42

Side Airbag LH failure

• Side airbag harness (LH) circuit is faulty.
• Side airbag module (LH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-66, 
DTC 42 SIDE AIRBAG 
LH FAILURE, Diagnostic 
Chart with Trouble 
Code.>

45

Side Airbag RH failure

• Side airbag harness (RH) is shorted to power sup-
ply.
• Airbag control module is faulty.

<Ref. to AB(diag)-68, 
DTC 45 SIDE AIRBAG 
RH FAILURE, Diagnos-
tic Chart with Trouble 
Code.>

46

Side Airbag LH failure

• Side airbag harness (LH) is shorted to power sup-
ply.
• Airbag control module is faulty.

<Ref. to AB(diag)-70, 
DTC 46 SIDE AIRBAG 
LH FAILURE, Diagnostic 
Chart with Trouble 
Code.>

53

Side Airbag Sensor RH failure

Side airbag sensor (RH) is faulty.

<Ref. to AB(diag)-72, 
DTC 53 SIDE AIRBAG 
SENSOR RH FAILURE, 
Diagnostic Chart with 
Trouble Code.>

54

Side Airbag Sensor LH failure

Side airbag sensor (LH) is faulty.

<Ref. to AB(diag)-72, 
DTC 54 SIDE AIRBAG 
SENSOR LH FAILURE, 
Diagnostic Chart with 
Trouble Code.>

55

Side/Curtain Airbag: Firing output

• Side airbag module and curtain airbag module are 
deployed.
• Curtain airbag module is deployed.

<Ref. to AB(diag)-72, 
DTC 55 SIDE CURTAIN 
AIRBAG FIRING OUT-
PUT, Diagnostic Chart 
with Trouble Code.>

58

Curtain Airbag Sensor RH failure

Curtain airbag sensor (RH) is faulty.

<Ref. to AB(diag)-72, 
DTC 58 CURTAIN AIR-
BAG SENSOR RH FAIL-
URE, Diagnostic Chart 
with Trouble Code.>

59

Curtain Airbag Sensor LH failure

Curtain airbag sensor (LH) is faulty.

<Ref. to AB(diag)-72, 
DTC 59 CURTAIN AIR-
BAG SENSOR LH FAIL-
URE, Diagnostic Chart 
with Trouble Code.>

61

Belt Pretensioner RH failure

• Seat belt pretensioner (RH) circuit is open, shorted 
or shorted to ground.
• Airbag control module is faulty.
• Pretensioner is faulty.
• Pretensioner harness is faulty.

<Ref. to AB(diag)-73, 
DTC 61 BELT PRETEN-
SIONER RH FAILURE, 
Diagnostic Chart with 
Trouble Code.>

62

Belt Pretensioner LH failure

• Seat belt pretensioner (LH) circuit is open, shorted 
or shorted to ground.
• Airbag control module is faulty.
• Pretensioner is faulty.
• Pretensioner harness is faulty.

<Ref. to AB(diag)-75, 
DTC 62 BELT PRETEN-
SIONER LH FAILURE, 
Diagnostic Chart with 
Trouble Code.>

DTC

Display

Content of diagnosis

Reference

AB(diag)-41

List of Diagnostic Trouble Code (DTC)

AIRBAG SYSTEM (DIAGNOSTICS)

65

Belt Pretensioner RH failure

• Seat belt pretensioner (RH) circuit is shorted to 
power supply.
• Pretensioner is faulty.
• Pretensioner harness is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-77, 
DTC 65 BELT PRETEN-
SIONER RH FAILURE, 
Diagnostic Chart with 
Trouble Code.>

66

Belt Pretensioner LH failure

• Seat belt pretensioner (LH) circuit is shorted to 
power supply.
• Pretensioner is faulty.
• Pretensioner harness is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-79, 
DTC 66 BELT PRETEN-
SIONER LH FAILURE, 
Diagnostic Chart with 
Trouble Code.>

71

Driver’s Airbag failure

• Airbag main harness circuit is open, shorted or 
shorted to ground.
• Airbag module harness (Driver’s side) circuit is 
open, shorted or shorted to ground.
• Roll connector circuit is open, shorted or shorted to 
ground.
• Airbag control module is faulty.
• Driver’s airbag module is faulty.

<Ref. to AB(diag)-81, 
DTC 71 DRIVER’S AIR-
BAG FAILURE, Diag-
nostic Chart with Trouble 
Code.>

72

Passenger’s Airbag failure

• Airbag main harness circuit is open, shorted or 
shorted to ground.
• Airbag module harness (Passenger’s side) circuit is 
open, shorted or shorted to ground.
• Airbag control module is faulty.
• Passenger’s airbag module is faulty.

<Ref. to AB(diag)-84, 
DTC 72 PASSENGER’S 
AIRBAG FAILURE, 
Diagnostic Chart with 
Trouble Code.>

75

Driver’s Airbag failure

• Airbag main harness circuit (Driver’s side) is 
shorted to power supply.
• Airbag module harness circuit (Driver’s side) is 
shorted to power supply.
• Roll connector is shorted to power supply.
• Airbag control module is faulty.
• Driver’s airbag module is faulty.

<Ref. to AB(diag)-86, 
DTC 75 DRIVER’S AIR-
BAG FAILURE, Diag-
nostic Chart with Trouble 
Code.>

76

Passenger’s Airbag failure

• Airbag main harness circuit (Passenger’s side) is 
shorted to power supply.
• Airbag module harness circuit (Passenger’s side) is 
shorted to power supply.
• Airbag control module is faulty.
• Passenger’s airbag module is faulty.

<Ref. to AB(diag)-89, 
DTC 76 PASSENGER’S 
AIRBAG FAILURE, 
Diagnostic Chart with 
Trouble Code.>

91

Curtain Airbag Module RH Failure

• Curtain airbag harness (RH) circuit is faulty.
• Curtain airbag module (RH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-91, 
DTC 91 CURTAIN AIR-
BAG MODULE RH FAIL-
URE, Diagnostic Chart 
with Trouble Code.>

92

Curtain Airbag Module LH Failure

• Curtain airbag harness (LH) circuit is faulty.
• Curtain airbag module (LH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-93, 
DTC 92 CURTAIN AIR-
BAG MODULE LH FAIL-
URE, Diagnostic Chart 
with Trouble Code.>

95

Curtain Airbag Module RH Failure

• Curtain airbag harness (RH) is shorted to power 
supply.
• Curtain airbag module (RH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-95, 
DTC 95 CURTAIN AIR-
BAG MODULE RH FAIL-
URE, Diagnostic Chart 
with Trouble Code.>

96

Curtain Airbag Module LH Failure

• Curtain airbag harness (LH) is shorted to power 
supply.
• Curtain airbag module (LH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-97, 
DTC 96 CURTAIN AIR-
BAG MODULE LH FAIL-
URE, Diagnostic Chart 
with Trouble Code.>

DTC

Display

Content of diagnosis

Reference

AB(diag)-42

List of Diagnostic Trouble Code (DTC)

AIRBAG SYSTEM (DIAGNOSTICS)

E2
E3
E4

Front Sensor Bus RH Communica-
tion error

• Open or short circuit in harness (RH) between air-
bag control module and front sub sensor.
• Front sub sensor (RH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-99, 
DTC E2 FRONT SEN-
SOR BUS RH COMMU-
NICATION ERROR, 
Diagnostic Chart with 
Trouble Code.> <Ref. to 
AB(diag)-99, DTC E3 
FRONT SENSOR BUS 
RH COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.> <Ref. to 
AB(diag)-100, DTC E4 
FRONT SENSOR BUS 
RH COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.>

E6
E7
E8

Front Sensor Bus LH Communica-
tion error

• Open or short circuit in harness (LH) between air-
bag control module and front sub sensor.
• Front sub sensor (LH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-102, 
DTC E6 FRONT SEN-
SOR BUS LH COMMU-
NICATION ERROR, 
Diagnostic Chart with 
Trouble Code.> <Ref. to 
AB(diag)-102, DTC E7 
FRONT SENSOR BUS 
LH COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.> <Ref. to 
AB(diag)-103, DTC E8 
FRONT SENSOR BUS 
LH COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.>

E9

EA
EB
EC

Side Sensor Bus RH Communica-
tion error

• Open or short circuit in harness (RH) between air-
bag control module and side sensor.
• Side airbag sensor (RH) or curtain airbag sensor 
(RH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-105, 
DTC E9 SIDE SENSOR 
BUS RH COMMUNICA-
TION ERROR, Diagnos-
tic Chart with Trouble 
Code.> <Ref. to 
AB(diag)-105, DTC EA 
SIDE SENSOR BUS RH 
COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.> <Ref. to 
AB(diag)-105, DTC EB 
SIDE SENSOR BUS RH 
COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.> <Ref. to 
AB(diag)-106, DTC EC 
SIDE SENSOR BUS RH 
COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.>

DTC

Display

Content of diagnosis

Reference

AB(diag)-43

List of Diagnostic Trouble Code (DTC)

AIRBAG SYSTEM (DIAGNOSTICS)

ED
EE

Side Sensor Bus RH Communica-
tion error

• Open or short circuit in harness (RH) between air-
bag control module and side sensor.
• Side airbag sensor (RH) or curtain airbag sensor 
(RH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-108, 
DTC ED SIDE SEN-
SOR BUS RH COMMU-
NICATION ERROR, 
Diagnostic Chart with 
Trouble Code.> <Ref. to 
AB(diag)-109, DTC EE 
SIDE SENSOR BUS RH 
COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.>

F1
F2
F3
F4

Side Sensor Bus LH Communica-
tion error

• Open or short circuit in harness (LH) between air-
bag control module and side sensor.
• Side airbag sensor (LH) or curtain airbag sensor 
(LH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-112, 
DTC F1 SIDE SENSOR 
BUS LH COMMUNICA-
TION ERROR, Diagnos-
tic Chart with Trouble 
Code.> <Ref. to 
AB(diag)-112, DTC F2 
SIDE SENSOR BUS LH 
COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.> <Ref. to 
AB(diag)-112, DTC F3 
SIDE SENSOR BUS LH 
COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.> <Ref. to 
AB(diag)-113, DTC F4 
SIDE SENSOR BUS LH 
COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.>

F5
F6

Side Sensor Bus LH Communica-
tion error

• Open or short circuit in harness (LH) between air-
bag control module and side sensor.
• Side airbag sensor (LH) or curtain airbag sensor 
(LH) is faulty.
• Airbag control module is faulty.

<Ref. to AB(diag)-115, 
DTC F5 SIDE SENSOR 
BUS LH COMMUNICA-
TION ERROR, Diagnos-
tic Chart with Trouble 
Code.> <Ref. to 
AB(diag)-116, DTC F6 
SIDE SENSOR BUS LH 
COMMUNICATION 
ERROR, Diagnostic 
Chart with Trouble 
Code.>

DTC

Display

Content of diagnosis

Reference

 

 

 

 

 

 

 

Content   ..  1011  1012  1013  1014   ..