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CRUISE CONTROL SYSTEM (DIAGNOSTICS)
1. Basic Diagnostic Procedure
A: PROCEDURE
Step
1
CHECK MALFUNCTION INDICATOR LIGHT.
Ensure the malfunction indicator light illumi-
nates.
2
CHECK CRUISE INDICATOR LIGHT.
Ensure the cruise indicator light blinks.
3
CHECK CRUISE CONTROL MAIN SWITCH
OPERATION.
Check the cruise control main switch opera-
tion. (Ensure the cruise indicator light illumi-
nates.)
4
CHECK CRUISE CONTROL SET OPERA-
TION.
Check the cruise control set operation.
5
PERFORM CRUISE CONTROL CANCEL
CONDITIONS DIAGNOSIS.
Perform the cruise cancel conditions diagno-
sis.
6
CHECK CRUISE SET INDICATOR LIGHT.
Ensure the cruise set indicator light illuminates.
7
CHECK VEHICLE SPEED IS HELD WITHIN
SET SPEED.
Make sure the vehicle speed is held within set
speed.
8
CHECK RESUME/ACCEL OPERATION.
Check the RESUME/ACCEL switch operation.
Basic Diagnostic Procedure
Does the malfunction indicator
light illuminate?
Does the cruise indicator light
blink?
Is the cruise control main
switch turned ON? (Does the
cruise indicator light illumi-
nate?)
Can the cruise control be set
while driving at more than 40
km/h (25 MPH)?
Is DTC displayed?
Does the cruise set indicator
light illuminate?
Is vehicle speed held within set
speed ±3 km/h (±2 MPH)?
(Make an inspection on a level
road.)
Does the vehicle speed
increase or return to set speed
after RESUME/ACCEL switch
has been pressed?
CC(diag)-2
Check
Go to step 5.
Go to step 5.
Go to step 4.
Go to step 6.
Go to "List of Diag-
nostic Trouble
Code (DTC)".
<Ref. to CC(diag)-
12, List of Diag-
nostic Trouble
Code (DTC).>
Go to step 7.
Go to step 8.
Go to step 9.
Yes
No
Go to step 2.
Go to step 3.
Go to phenome-
non 1. <Ref. to
CC(diag)-10,
DIAGNOSTIC
PROCEDURE
WITH PHENOME-
NON, Diagnostics
with Phenome-
non.>
Go to step 5.
Go to phenome-
non 2. <Ref. to
CC(diag)-10,
DIAGNOSTIC
PROCEDURE
WITH PHENOME-
NON, Diagnostics
with Phenome-
non.>
Go to phenome-
non 3. <Ref. to
CC(diag)-10,
DIAGNOSTIC
PROCEDURE
WITH PHENOME-
NON, Diagnostics
with Phenome-
non.>
Go to phenome-
non 4. <Ref. to
CC(diag)-10,
DIAGNOSTIC
PROCEDURE
WITH PHENOME-
NON, Diagnostics
with Phenome-
non.>
Go to phenome-
non 5. <Ref. to
CC(diag)-10,
DIAGNOSTIC
PROCEDURE
WITH PHENOME-
NON, Diagnostics
with Phenome-
non.>
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