Subaru 2004 LEGACY Service Manual page 149

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
CA:DTC P0691 COOLING FAN 1 CONTROL CIRCUIT LOW
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
TROUBLE SYMPTOM:
• Radiator fan does not operate properly.
• Over-heating
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN(H6DO)(diag)-40,
OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(H6DO)(diag)-33, PROCEDURE,
Inspection Mode.>.
Step
1 CHECK ANY OTHER DTC ON DISPLAY.
CB:DTC P0692 COOLING FAN 1 CONTROL CIRCUIT HIGH
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
TROUBLE SYMPTOM:
• Radiator fan does not operate properly.
• Over-heating
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN(H6DO)(diag)-40,
OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(H6DO)(diag)-33, PROCEDURE,
Inspection Mode.>.
Step
1 CHECK ANY OTHER DTC ON DISPLAY.
CC:DTC P0700 TRANSMISSION CONTROL SYSTEM (MIL REQUEST)
NOTE:
For the diagnostic procedure, refer to AT section. <Ref. to 4AT(diag)-2, Basic Diagnostic Procedure.>
Check
Is DTC P0691 displayed?
Check
Is DTC P0692 displayed?
EN(H6DO)(diag)-218
Yes
Check radiator fan Temporary poor
system. <Ref. to contact occurs.
CO(H6DO)-6,
Radiator Fan Sys-
tem.>
Yes
Check radiator fan Temporary poor
system. <Ref. to contact occurs.
CO(H6DO)-6,
Radiator Fan Sys-
tem.>
No
No