CC(H4SO)-11
CRUISE CONTROL SYSTEM (DIAGNOSTIC)
Diagnostic Procedure with Symptom
6. Diagnostic Procedure with Symptom
A: SYMPTOM CHART
Symptom Repair area Reference
1
Cruise control main switch is
not turned ON.
(1) Check the power supply. <Ref. to CC(H4SO)-13, CHECK POWER SUPPLY, Diag-
nostic Procedure with Symptom.>
(2) Check the cruise control
main switch.
<Ref. to CC(H4SO)-15, CHECK CRUISE CONTROL
MAIN SWITCH, Diagnostic Procedure with Symptom.>
2
Cruise indicator light does not
illuminate.
Check the cruise indicator
light.
<Ref. to CC(H4SO)-17, CHECK CRUISE INDICATOR
LIGHT, Diagnostic Procedure with Symptom.>
3
Cruise control cannot be set. (1) Check the SET/COAST
switch.
<Ref. to CC(H4SO)-19, CHECK CRUISE CONTROL
COMMAND SWITCH, Diagnostic Procedure with Symp-
tom.>
(2) Check the stop light switch
and brake switch.
<Ref. to CC(H4SO)-21, CHECK STOP LIGHT SWITCH
AND BRAKE SWITCH, Diagnostic Procedure with Symp-
tom.>
(3) Check the clutch switch
(MT model).
<Ref. to CC(H4SO)-23, CHECK CLUTCH SWITCH (MT
MODEL), Diagnostic Procedure with Symptom.>
(4) Check the inhibitor switch
(AT model).
<Ref. to CC(H4SO)-25, CHECK INHIBITOR SWITCH
(AT MODEL), Diagnostic Procedure with Symptom.>
(5) Check the vehicle speed
sensor.
<Ref. to CC(H4SO)-30, DTC 22 VEHICLE SPEED SEN-
SOR, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
(6) Check the motor drive
system.
<Ref. to CC(H4SO)-34, DTC 35 AND 36 ACTUATOR
MOTOR, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
(7) Check the motor clutch
drive system.
<Ref. to CC(H4SO)-36, DTC 37 ACTUATOR MOTOR
CLUTCH, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
4
Vehicle speed is not held
within set speed ±3 km/h (±2
MPH).
(1) Check the vehicle speed
sensor.
<Ref. to CC(H4SO)-30, DTC 22 VEHICLE SPEED SEN-
SOR, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
(2) Check the motor drive
system.
<Ref. to CC(H4SO)-34, DTC 35 AND 36 ACTUATOR
MOTOR, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
(3) Check the motor clutch
drive system.
<Ref. to CC(H4SO)-36, DTC 37 ACTUATOR MOTOR
CLUTCH, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
5
Vehicle speed does not
increase or does not return to
set speed after RESUME/
ACCEL switch has been
pressed.
(1) Check the RESUME/
ACCEL switch.
<Ref. to CC(H4SO)-19, CHECK CRUISE CONTROL
COMMAND SWITCH, Diagnostic Procedure with Symp-
tom.>
(2) Check the motor drive
system.
<Ref. to CC(H4SO)-34, DTC 35 AND 36 ACTUATOR
MOTOR, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
(3) Check the motor clutch
drive system.
<Ref. to CC(H4SO)-36, DTC 37 ACTUATOR MOTOR
CLUTCH, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
6
Vehicle speed does not
decrease after SET/COAST
switch has been pressed.
(1) Check the SET/COAST
switch.
<Ref. to CC(H4SO)-19, CHECK CRUISE CONTROL
COMMAND SWITCH, Diagnostic Procedure with Symp-
tom.>
(2) Check the motor drive
system.
<Ref. to CC(H4SO)-34, DTC 35 AND 36 ACTUATOR
MOTOR, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
(3) Check the motor clutch
drive system.
<Ref. to CC(H4SO)-36, DTC 37 ACTUATOR MOTOR
CLUTCH, Diagnostic Procedure with Diagnostic Trouble
Code (DTC).>
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