If a warning message is shown on the multi-information display, stay calm and perform the following actions:

If any of the warning message or indicator comes on again after the following actions have been performed, contact your toyota dealer.
If a warning light turns on
or a warning buzzer
sounds
Warning message and warning buzzer listRear heater blower switch
REPLACEMENT
HINT:
Installation is in the reverse order of removal.
1. REMOVE DECK SIDE TRIM COVER FRONT LH
(a) Using a thin flat-head screwdriver with the tip taped up
with protective tape, disengage the 2 claw fittings and remove
the deck side trim cover front.
2. REMOVE DECK SIDE TRIM C ...