N17520
(1)
(2)
(1)
No.
Operation Method
CRUISE MAIN Indicator LIght
Blinking Pattern
Diagnosis
1
Turn SET/COAST switch ON
2
Turn RES/ACC switch ON
3
Turn CANCEL switch ON
Turn stop light switch ON
Depress brake pedal
Turn PNP switch OFF
(Shift to except D position)
4
Drive at about 40 km/h
(25 mph)or higher
Drive at about 40 km/h
(25 mph) or below
Light
ON
OFF
Light
ON
OFF
Light
ON
OFF
Switch ON
Switch OFF
Light
ON
OFF
Switch OFF
Switch ON
SET/COAST switch circuit
is normal
RES/ACC switch circuit
is normal
CANCEL switch circuit
is normal
Stop light switch circuit
is normal
PNP switch circuit is
normal
Vehicle Speed Sensor is
normal
Light
ON
OFF
Light
ON
OFF
1sec.
0.25 sec.
0.25 sec.
Turn clutch switch OFF
(Depress clutch pedal)
Clutch switch circuit
is normal
-
DIAGNOSTICS
CRUISE CONTROL SYSTEM
DI-567
721
Author:
Date:
2001 SIENNA (RM787U)
4.
INPUT SIGNAL CHECK
HINT:
(1) For check No.1
∼
No.3
Turn ignition switch ON.
(2) For check No.4
Jack up the vehicle.
Start the engine.
Shift to D position.
(a)
Pull the control switch to SET/COAST or RES/ACC posi-
tion and hold it down or hold it up ”(1)”.
(b)
Push the main switch ON ”(2)”.
(c)
Check that the CRUISE MAIN indicator light blinks twice
or 3 times repeatedly after 3 seconds.
(d)
Turn the SET/COAST or RES/ACC switch OFF.
(e)
Operate each switch as listed in the table below.
(f)
Read the blinking pattern of the CRUISE MAIN indicator
light.
(g)
After performing the check, turn the main switch OFF.
HINT:
When 2 or more signals are input to the ECU, the lowest num-
bered code will be displayed first.