Celica L4-96.8 1587cc 1.6L DOHC (4A-FE) (1990)
1. Inspect air inlet indicator.
(with auto A/C)
connect the positive (+) lead from the battery to terminal A-5 and the negative (-) lead to each terminal, and check that the indicators light up as
shown.
B-1
FRESH
B-5
RECIRC
If operation is not as specified, replace the A/C control assembly.
(without auto A/C)
a. Connect the positive (+) lead from the battery to terminal A-5 and the negative (-) lead to terminal C-10.
b. Check that the FRESH and RECIRC indicators light up alternately each time the air inlet control switch button is pressed.
If operation is not as specified, replace the A/C control assembly.
2. Inspect mode indicator.
a. Connect the positive (+) lead from the battery to terminal A-5 and the negative (-) lead to terminal C-10.
b. Push each of the mode buttons in and check that their indicators light up.
If operation is not as specified, replace the A/C control assembly.
NOTE: Perform the following check only for vehicles with Auto A/C.
c. Disconnect the negative (-) lead from terminal C-10. Then connect it to each terminal and check that the indicator lights up as shown.
A-8
FACE
A-9
B/L
A-24
FOOT
B-7
AUTO
If operation is not as specified, replace the A/C control assembly.