Operation CHARM: Car repair manuals for everyone.
Home >> Toyota >> 2004 >> Sienna AWD V6-3.3L (3MZ-FE) >> Repair and Diagnosis >> Cruise Control >> Testing and Inspection >> Initial Inspection and Diagnostic Overview >> Dynamic Laser Cruise Control System >> Problem Symptom Confirmation (Road Test)
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Problem Symptom Confirmation (Road Test)

PROBLEM SYMPTOM CONFIRMATION (ROAD TEST)

a. Inspect the SET switch.




1. Push the main switch to ON.
2. Drive at a desired speed (40 km/h (25 mph) or higher).
3. Press the control switch towards the -SET.
4. After releasing the switch, check that the vehicle cruises at the desired speed.

b. Inspect the +(ACCEL) switch.




1. Push the main switch to ON.
2. Drive at a desired speed (40 km/h (25 mph) or higher).
3. Check that the vehicle speed increase while the control switch is pressed towards +RES, and that the vehicle cruises at the set speed when the switch is released.
4. Momentarily press the control switch towards the +RES and then immediately release it. Check that the vehicle speed increases by about 1.6 km/h (1.0 mph) (Tap-up function).

HINT: Tap-up/Tap-down function can be used only in the fixed-speed Control Mode.

c. Inspect the -(COAST) switch.




1. Push the main switch to ON.
2. Drive at a desired speed (40 km/h (25 mph) or higher).
3. Check that the vehicle speed decrease while the control switch is pressed towards to -SET, and the vehicle cruises at the set speed when the switch is released.
4. Momentarily press the control switch towards to -SET, and then immediately release it. Check that the vehicle speed decrease by about 1.6 km/h (1.0 mph) (Tap-down function).

HINT: Tap-up/Tap-down function can be used only in the fixed-speed Control Mode.

d. Inspect the CANCEL switch.




1. Push the main switch to ON.
2. Drive at a desired speed (40 km/h (25 mph) or higher).
3. When operating one of the followings, check that the cruise control system is cancelled and that the normal driving mode is reset.
- Depress the brake pedal
- Shift to except D position
- Push the main switch button to OFF
- Pull the cruise control switch to CANCEL

e. Inspect the +(RESUME) switch.




1. Push the main switch button to ON.
2. Drive at desired speed (40 km/h (25 mph) or higher).
3. When operating one of the followings, check that the cruise control system is cancelled and that the normal driving mode is reset.
- Depress the brake pedal
- Shift to except D position
- Pull the cruise control switch to CANCEL

4. After pressing up the control switch towards +RES at the driving speed of more than 40 km/h (25 mph), check that the vehicle restores the speed prior to the cancellation.
5. RESUME (in the Vehicle-to-vehicle Distance Control Mode only.)

HINT: The stored vehicle speed is retained even if the vehicle speed becomes less than 40 km/h (25 mph) once. The previously stored vehicle speed can be resumed by pressing the cruise control main switch assy towards the "+RES" when vehicle speed returned to approx. 40 km/h (25 mph) or more.
pro multis · About Operation CHARM