Tire and wheel

Enter test mode

~1min read

HINT:

  • Operation of the tire pressure warning reset switch can be checked in TEST MODE.
  • During TEST MODE, the system is not initialized by pushing the tire pressure warning reset switch. The circuit of the tire pressure warning reset switch can be inspected during this mode.

(a) Make sure that the ignition switch is off.

(b) Connect the intelligent tester to DLC3.

(c) Turn the ignition switch to the ON position.

(d) Check that the tire pressure warning light comes on for 3 seconds and then goes off.

(e) Select the TEST MODE on the intelligent tester.

Enter test mode

(f) Confirm that the tire pressure warning light in the combination meter blinks at 0.125-second intervals.

Test yourself

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