Subaru IMPREZA GD 2007 Series Manual page 1584

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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
CH:DTC P0638 THROTTLE ACTUATOR CONTROL RANGE/PERFORMANCE
(BANK 1)
NOTE:
For the diagnostic procedure, refer to DTC P2101. <Ref. to EN(STI)(diag)-323, DTC P2101 THROTTLE AC-
TUATOR CONTROL MOTOR CIRCUIT RANGE/PERFORMANCE, Diagnostic Procedure with Diagnostic
Trouble Code (DTC).>
CI: DTC P0691 FAN 1 CONTROL CIRCUIT LOW
DTC DETECTING CONDITION:
• Detected when two consecutive driving cycles with fault occur.
• GENERAL DESCRIPTION <Ref. to GD(STI)-188, DTC P0691 FAN 1 CONTROL CIRCUIT LOW, Diag-
nostic Trouble Code (DTC) Detecting Criteria.>
TROUBLE SYMPTOM:
• Radiator fan does not operate properly.
• Overheating
CAUTION:
After repairing or replacing the defective part, perform the Clear Memory Mode <Ref. to EN(STI)(di-
ag)-48, OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(STI)(diag)-39, PROCE-
DURE, Inspection Mode.>.
Step
1 CHECK FOR ANY OTHER DTC ON DISPLAY. Is any other DTC displayed?
CJ:DTC P0692 FAN 1 CONTROL CIRCUIT HIGH
DTC DETECTING CONDITION:
• Detected when two consecutive driving cycles with fault occur.
• GENERAL DESCRIPTION <Ref. to GD(STI)-189, DTC P0692 FAN 1 CONTROL CIRCUIT HIGH, Diag-
nostic Trouble Code (DTC) Detecting Criteria.>
TROUBLE SYMPTOM:
• Radiator fan does not operate properly.
• Overheating
CAUTION:
After repairing or replacing the defective part, perform the Clear Memory Mode <Ref. to EN(STI)(di-
ag)-48, OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(STI)(diag)-39, PROCE-
DURE, Inspection Mode.>.
Step
1 CHECK FOR ANY OTHER DTC ON DISPLAY. Is any other DTC displayed?
Check
Check
EN(STI)(diag)-253
ENGINE (DIAGNOSTICS)
Yes No
Check DTC using Check the radiator
"List of Diagnostic fan system. <Ref.
Trouble Code to CO(H4DOTC)-
(DTC)". <Ref. to 7, Radiator Main
EN(STI)(diag)-71, Fan System.>and
List of Diagnostic <Ref. to
Trouble Code CO(H4DOTC)-13,
(DTC).> Radiator Sub Fan
System.>
Yes No
Check DTC using Check the radiator
"List of Diagnostic fan system. <Ref.
Trouble Code to CO(H4DOTC)-
(DTC)". <Ref. to 7, Radiator Main
EN(STI)(diag)-71, Fan System.>and
List of Diagnostic <Ref. to
Trouble Code CO(H4DOTC)-13,
(DTC).> Radiator Sub Fan
System.>