Trouble Symptom 2
Trouble symptom
|
Probable cause
|
Remedy
|
The set vehicle speed varies greatly upward or
downward
"Surging" (repeated alternating
acceleration and deceleration) occurs after setting
|
Malfunction
of the vehicle speed sensor circuit
|
Repair the
vehicle speed sensor system, or replace the part
|
Malfunction
of ECM
|
Check input
and output signals at ECM
|
Trouble Symptom 3
Trouble symptom
|
Probable cause
|
Remedy
|
The CC system is not canceled when the brake pedal is
depressed
|
Damaged or
disconnected wiring of the brake pedal switch
|
Repair the
harness or replace the brake pedal switch
|
Malfunction
of the ECM signals
|
Check input
and output signals at ECM
|
Trouble Symptom 4
Trouble symptom
|
Probable cause
|
Remedy
|
The CC system is not canceled when the shift lever is
moved to the "N" position (It is canceled, however, when the brake
pedal is depressed)
|
Damaged or
disconnected wiring of inhibitor switch input circuit
|
Repair the harness or repair or replace the inhibitor
switch
|
Improper
adjustment of inhibitor switch
|
Malfunction
of the ECM signals
|
Check input
and output signals at ECM
|
Trouble Symptom 5
Trouble symptom
|
Probable cause
|
Remedy
|
Cannot decelerate (coast) by using the "SET/–"
switch
|
Temporary
damaged or disconnected wiring of "SET/–" switch input
circuit
|
Repair the
harness or replace the "SET/–" switch
|
Malfunction
of the ECM signals
|
Check input
and output signals at ECM
|
Trouble Symptom 6
Trouble symptom
|
Probable cause
|
Remedy
|
Cannot accelerate or resume speed by using the "RES/+"
switch
|
Damaged or
disconnected wiring, or short circuit, or "RES/+" switch input
circuit
|
Repair the
harness or replace the "RES/+" switch
|
Malfunction
of the ECM signals
|
Check input
and output signals at ECM
|
Trouble Symptom 7
Trouble symptom
|
Probable cause
|
Remedy
|
CC system can be set while driving at a vehicle speed of
less than 40km/h (25mph), or there is no automatic cancellation at
that speed
|
Malfunction
of the vehicle-speed sensor circuit
|
Repair the
vehicle speed sensor system, or replace the part
|
Malfunction
of the ECM signals
|
Check input
and output signals at ECM
|
Trouble Symptom 8
Trouble symptom
|
Probable cause
|
Remedy
|
The cruise main switch indicator lamp does not illuminate
(But CC system is normal)
|
Damaged or
disconnected bulb of cruise main switch indicator lamp
|
Repair the harness or replace the part.
|
Harness
damaged or disconnected
| |
