Celica L4-1.8L (2ZZ-GE) (2005)
4. INSPECT DIMMING OPERATION
a. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 3 and 10 while press the switch.
b. Connect the positive (+) lead from battery to terminal 7 and then check that the indicator dims.
If operation is not as specified, replace the switch.
5. INSPECT A/C SWITCH CONTINUITY
Switch continuity:
If continuity is not as specified, replace the switch.
Illumination circuit:
If continuity is not as specified, replace the bulb.
6. INSPECT BLOWER SPEED CONTROL SWITCH CONTINUITY
If continuity is not as specified, replace the switch.