Subaru Legacy (2005 year). Manual - part 1016

 

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Subaru Legacy (2005 year). Manual - part 1016

 

 

CC(diag)-2

CRUISE CONTROL SYSTEM (DIAGNOSTICS)

Basic Diagnostic Procedure

1. Basic Diagnostic Procedure

A: PROCEDURE

Step

Check

Yes

No

1

CHECK MALFUNCTION INDICATOR LIGHT.
Ensure the malfunction indicator light illumi-
nates.

Does the malfunction indicator 
light illuminate?

Go to step 5.

Go to step 2.

2

CHECK CRUISE INDICATOR LIGHT.
Ensure the cruise indicator light blinks.

Does the cruise indicator light 
blink?

Go to step 5.

Go to step 3.

3

CHECK CRUISE CONTROL MAIN SWITCH 
OPERATION.
Check the cruise control main switch opera-
tion. (Ensure the cruise indicator light illumi-
nates.)

Is the cruise control main 
switch turned ON? (Does the 
cruise indicator light illumi-
nate?)

Go to step 4.

Go to phenome-
non 1. <Ref. to 
CC(diag)-10, 
DIAGNOSTIC 
PROCEDURE 
WITH PHENOME-
NON, Diagnostics 
with Phenome-
non.>

4

CHECK CRUISE CONTROL SET OPERA-
TION.
Check the cruise control set operation.

Can the cruise control be set 
while driving at more than 40 
km/h (25 MPH)?

Go to step 6.

Go to step 5.

5

PERFORM CRUISE CONTROL CANCEL 
CONDITIONS DIAGNOSIS.
Perform the cruise cancel conditions diagno-
sis.

Is DTC displayed?

Go to “List of Diag-
nostic Trouble 
Code (DTC)”. 
<Ref. to CC(diag)-
12, List of Diag-
nostic Trouble 
Code (DTC).>

Go to phenome-
non 2. <Ref. to 
CC(diag)-10, 
DIAGNOSTIC 
PROCEDURE 
WITH PHENOME-
NON, Diagnostics 
with Phenome-
non.>

6

CHECK CRUISE SET INDICATOR LIGHT.
Ensure the cruise set indicator light illuminates.

Does the cruise set indicator 
light illuminate?

Go to step 7.

Go to phenome-
non 3. <Ref. to 
CC(diag)-10, 
DIAGNOSTIC 
PROCEDURE 
WITH PHENOME-
NON, Diagnostics 
with Phenome-
non.>

7

CHECK VEHICLE SPEED IS HELD WITHIN 
SET SPEED.
Make sure the vehicle speed is held within set 
speed.

Is vehicle speed held within set 
speed 

±3 km/h (±2 MPH)? 

(Make an inspection on a level 
road.)

Go to step 8.

Go to phenome-
non 4. <Ref. to 
CC(diag)-10, 
DIAGNOSTIC 
PROCEDURE 
WITH PHENOME-
NON, Diagnostics 
with Phenome-
non.>

8

CHECK RESUME/ACCEL OPERATION.
Check the RESUME/ACCEL switch operation.

Does the vehicle speed 
increase or return to set speed 
after RESUME/ACCEL switch 
has been pressed?

Go to step 9.

Go to phenome-
non 5. <Ref. to 
CC(diag)-10, 
DIAGNOSTIC 
PROCEDURE 
WITH PHENOME-
NON, Diagnostics 
with Phenome-
non.>

CC(diag)-3

CRUISE CONTROL SYSTEM (DIAGNOSTICS)

Basic Diagnostic Procedure

9

CHECK SET/COAST OPERATION.
Check the SET/COAST switch operation.

Does the vehicle speed 
decrease after SET/COAST 
switch has been pressed?

Go to step 10.

Go to phenome-
non 6. <Ref. to 
CC(diag)-10, 
DIAGNOSTIC 
PROCEDURE 
WITH PHENOME-
NON, Diagnostics 
with Phenome-
non.>

10

CHECK CANCEL OPERATION.
Check the CANCEL switch operation.

Is the cruise control released 
after CANCEL switch has been 
pressed?

Go to step 11.

Go to phenome-
non 7. <Ref. to 
CC(diag)-10, 
DIAGNOSTIC 
PROCEDURE 
WITH PHENOME-
NON, Diagnostics 
with Phenome-
non.>

11

CHECK CRUISE CONTROL RELEASE OP-
ERATION.
Check the cruise control release operation.

Is the cruise control released 
after brake pedal has been 
depressed?

Go to step 12.

Go to phenome-
non 8. <Ref. to 
CC(diag)-10, 
DIAGNOSTIC 
PROCEDURE 
WITH PHENOME-
NON, Diagnostics 
with Phenome-
non.>

12

CHECK CRUISE CONTROL RELEASE OP-
ERATION.
Check the cruise control release operation.

Is the cruise control released 
after shifting to the neutral 
position?

Go to step 13.

Go to phenome-
non 9. <Ref. to 
CC(diag)-10, 
DIAGNOSTIC 
PROCEDURE 
WITH PHENOME-
NON, Diagnostics 
with Phenome-
non.>

13

CHECK CRUISE CONTROL RELEASE OP-
ERATION.
Check the cruise control release operation.

Is the cruise control released 
after depressing the clutch 
pedal?

Finish the diagno-
sis.

Go to phenome-
non 10. <Ref. to 
CC(diag)-10, 
DIAGNOSTIC 
PROCEDURE 
WITH PHENOME-
NON, Diagnostics 
with Phenome-
non.>

Step

Check

Yes

No

CC(diag)-4

CRUISE CONTROL SYSTEM (DIAGNOSTICS)

General Description

2. General Description

A: CAUTION

Airbag system wiring harness is routed near the cruise control command switch.

CAUTION:
• All airbag system wiring harnesses and connectors are yellow. Do not use the electrical test equip-
ment on these circuits.
• Be careful not to damage the airbag system wiring harness when servicing the cruise control com-
mand switch.

B: PREPARATION TOOL

1. SPECIAL TOOL

2. GENERAL TOOL

C: INSPECTION

Measure the battery voltage and specific gravity of electrolyte.

Standard voltage:

12 V or more

Specific gravity:

1.260 or more

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

18482AA000

(Newly adapted tool)

CARTRIDGE

Troubleshooting for electrical system

22771AA030

SUBARU SELECT 
MONITOR KIT

Troubleshooting for electrical system
• English: 22771AA030 (Without printer)
• German: 22771AA070 (Without printer)
• French: 22771AA080 (Without printer)
• Spanish: 22771AA090 (Without printer)

TOOL NAME

REMARKS

Circuit tester

Used for measuring resistance, voltage and ampere.

ST18482AA000

ST22771AA030

 

 

 

 

 

 

 

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