Toyota Sienna Service Manual: Test mode procedure

Perform zero point calibration of yaw rate and deceleration sensor (when using sst check wire)

NOTICE: While obtaining the zero point, do not vibrate the vehicle by tilting, moving or shaking it and keep it in a stationary condition. (Do not turn the ignition switch to the ON position ...

Warning light and indicator light bulb check

(a) Check the warning lights. (1) Release parking brake pedal. (2) When the ignition switch is turned to the ON position, check that the ABS warning light, BRAKE warning light, VSC warning ...

Other materials:

Precaution
1. Check that the battery cables are connected to the correct terminals. 2. Disconnect the battery cables when the battery is given a quick charge. 3. Do not perform tests with a high voltage insulation resistance tester. 4. Never disconnect the battery cables while the engine is runnin ...

Inspection
1. INSPECT PURGE VSV (a) Measure the resistance of the purge VSV. Standard resistance If the result is not as specified, replace the purge VSV. (b) Check the operation of the purge VSV. (1) Check that air does not flow from port E to port F. (2) Apply battery voltage across t ...

Engine Coolant Temperature Circuit Range / Performance Problem
DTC P0116 Engine Coolant Temperature Circuit Range / Performance Problem DESCRIPTION Refer to DTC P0115 DTC No. DTC Detection Condition Trouble Area P0116 ECTs as listed below are nearly same (2 trip detection logic):  ECT when engine is start ...