2009 SUBARU TRIBECA check engine

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Page 1344 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual EN(H6DO)(diag)-183
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
5 CHECK EXHAUST SYSTEM.
Check exhaust system parts.
NOTE:
Check the following item.
•Loose part and in

Page 1347 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual EN(H6DO)(diag)-186
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
Step Check Yes No
1CHECK ANY OTHER DTC ON DISPLAY.Is any other DTC displayed? Check DTC using 
“List o

Page 1350 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual EN(H6DO)(diag)-189
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
Step Check Yes No
1CHECK ANY OTHER DTC ON DISPLAY.Is any other DTC displayed? Check DTC using 
“List o

Page 1351 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual EN(H6DO)(diag)-190
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
5CHECK HARNESS BETWEEN REAR OXY-
GEN SENSOR AND ECM CONNECTOR.
1) Turn the ignition switch to OFF.
2) Di

Page 1354 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual EN(H6DO)(diag)-193
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
Step Check Yes No
1CHECK HARNESS BETWEEN ECM AND 
FRONT OXYGEN (A/F) SENSOR CONNEC-
TOR.
1) Turn the ign

Page 1357 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual EN(H6DO)(diag)-196
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
Step Check Yes No
1CHECK HARNESS BETWEEN ECM AND 
FRONT OXYGEN (A/F) SENSOR CONNEC-
TOR.
1) Turn the ign

Page 1360 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual EN(H6DO)(diag)-199
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
Step Check Yes No
1CHECK ANY OTHER DTC ON DISPLAY.Is any other DTC displayed? Check DTC using 
“List o

Page 1363 of 2453

SUBARU TRIBECA 2009 1.G Service Workshop Manual EN(H6DO)(diag)-202
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
Step Check Yes No
1CHECK HARNESS BETWEEN ECM AND 
FRONT OXYGEN (A/F) SENSOR CONNEC-
TOR.
1) Turn the ign