Air conditioning

Actuator check

~1min read

1. ACTUATOR CHECK

ACTUATOR CHECK

(a) After entering the DTC check mode (Sensor Check Mode), press the R/F switch.

(b) As each damper, motor and relay automatically operate actuator check at 1-second intervals from step No. 1 to No. 10 continuously, check the temperature and air flow visually and by hand.

If the slower display is desired, press the DEF switch and change it to step operation. Each time the DEF switch is pressed, the display changes by 1 step.

HINT:

  • Codes are displayed from smaller to larger numbers in order.
  • To cancel the check mode, press the OFF switch.
ACTUATOR CHECK

Test yourself

A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.