Toyota Sienna Service Manual: Road test
1. PROBLEM SYMPTOM CONFIRMATION
- Inspect the SET function.
- Turn the cruise control main switch on.
- Drive at the required speed between 40 km/h (25 mph) and 200 km/h (125 mph).
- Push the cruise control main switch to - (COAST)/SET.
- After releasing the switch, check that the vehicle cruises at the set speed.
- Inspect the + (ACCEL) function.
- Turn the cruise control main switch on.
- Drive at the required speed between 40 km/h (25 mph) and 200 km/h (125 mph).
- Push the cruise control main switch to - (COAST)/SET.
- Check that vehicle speed increases while the cruise control main switch is pushed to + (ACCEL)/RES (RESUME), and that the vehicle cruises at the newly set speed when the switch is released.
- Push the cruise control main switch to + (ACCEL)/RES (RESUME) and then release it immediately. Check that vehicle speed increases by approximately 1.6 km/h (1.0 mph) (tap-up control).
- Inspect the - (COAST) function.
- Turn the cruise control main switch on.
- Drive at the required speed between 40 km/h (25 mph) and 200 km/h (125 mph).
- Push the cruise control main switch to - (COAST)/SET.
- Check that vehicle speed decreases while the cruise control main switch is pushed to - (COAST)/SET, and that the vehicle cruises at the newly set speed when the switch is released.
- Push the cruise control main switch to -
(COAST)/SET, and then release it immediately.
Check that vehicle speed decreases by approximately 1.6 km/h (1.0 mph) (tap-down control).
- Inspect the CANCEL function.
- Turn the cruise control main switch on.
- Drive at the required speed between 40 km/h (25 mph) and 200 km/h (125 mph).
- Push the cruise control main switch to - (COAST)/SET.
- When performing any one of the following, check that the cruise control system is canceled and that the normal driving mode is reset.
- Depressing the brake pedal
- Moving the shift lever from the D or 4 to the N, 3, 2 or L position
- Turning the cruise control main switch off
- Pulling the cruise control main switch to CANCEL
- Inspect the RES (RESUME) function.
- Turn the cruise control main switch on.
- Drive at the required speed between 40 km/h (25 mph) and 200 km/h (125 mph).
- Push the cruise control main switch to - (COAST)/SET.
- Cancel the cruise control system by performing any of the above operations (other than turning the main switch off).
- After pushing the cruise control main switch to + (ACCEL)/RES (RESUME) at a driving speed of more than 40 km/h (25 mph), check that the vehicle resumes the speed set prior to the cancellation.
How to proceed with
troubleshooting
HINT:
Use the following procedures to troubleshoot the cruise
control system.
*: Use the intelligent tester.
1 VEHICLE BROUGHT TO WORKSHOP
2 PROBLEM SYMPTOM CONFIRMATION
3 CHE ...
Problem symptoms table
HINT:
Use the table below to help determine the cause of the
problem symptom. The likely causes of the problem are
indicated in descending order. Check each suspected area
in order. Re ...
Other materials:
Passenger Side Buckle Switch Circuit Malfunction
DTC B1771 Passenger Side Buckle Switch Circuit Malfunction
DESCRIPTION
The passenger side buckle switch circuit consists of the occupant
classification ECU and the front seat
inner belt assembly RH.
DTC B1771 is recorded when a malfunction is detected in the passenger side
buckle switch ci ...
Short to GND in Curtain Shield Squib RH Circuit
DTC B1162/81 Short to GND in Curtain Shield Squib RH Circuit
DESCRIPTION
The curtain shield squib RH circuit consists of the center airbag sensor
assembly and the curtain shield
airbag assembly RH.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1162/81 is ...
Installation
HINT:
Install the RH side by the same procedure as the LH side.
1. INSTALL FRONT DISC BRAKE CYLINDER SLIDE BUSH
(a) Apply the lithium soap base glycol grease to a new
front disc brake cylinder slide bush.
(b) Install the cylinder slide bush to the bottom side of
the front disc brake cyli ...