Toyota Sienna Service Manual: Fail-safe chart

Toyota Sienna Service Manual / Cruise control / Cruise control system / Fail-safe chart

HINT: If the following conditions are detected while the cruise control is in operation, the system clears the stored vehicle speed in the ECM and cancels the cruise control operation.

Vehicle Condition	Auto Cancel Condition	Re-operation Condition
CRUISE main indicator light blinks	There is open or short in stop light switch circuit There is problem with vehicle speed signal There is problem with throttle position sensor and motor	Turn cruise control main switch on again
CRUISE main indicator light blinks	There is problem with input circuit of stop light switch circuit There is problem with cancel circuit	Turn ignition switch off then on again
Cruise control is cancelled (The indicator light remains on)	At the following conditions, the stored vehicle speed is maintained. Vehicle speed is lower than low speed limit (approx. 40 km/h (25 mph)) while running with cruise control on VSC operates	Push cruise control main switch to + (ACCEL)/RES (RESUME)
	Vehicle speed is lower than stored speed by approx. 16 km/h (10 mph) or more	Push cruise control main switch to - (COAST)/ SET

DTC check / clear

1. DTC CHECK Connect the intelligent tester to the DLC3. Connect the intelligent tester to the Controller Area Network Vehicle Interface Module (CAN VIM). Then connect th ...

Data list / active test

1. READ DATA LIST HINT: Using the intelligent tester to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This ...

Other materials:

Brake Switch
DTC P0504 Brake Switch "A" / "B" Correlation DTC P0724 Brake Switch "B" Circuit High DESCRIPTION The stop light switch is a duplex system that transmits two signals: STP and ST1-. These two signals are used by the ECM to monitor whether or not the brake system is ...

On-vehicle inspection
1. INSPECT THROTTLE BODY Listen to the throttle control motor operating sounds. Turn the ignition switch to the ON position. When pressing the accelerator pedal position sensor lever, listen to the running motor. Make sure that no friction noise comes from the motor. ...

On-vehicle inspection
1. CHECK POWER SEAT FUNCTION Check the basic functions. Operate the power seat switches and check the following seat functions: Sliding Reclining Front vertical (Driver side seat only) Lifter (Driver side seat only) Lumbar suppo ...