Avalon XL V6-3.0L (1MZ-FE) (1997)
b. Gradually turn the temperature control dial from HOT side to COOL side, and check that the resistance between terminals B-4 and B-5
increase from O to approx. 3 K Ohms.
If switch operation is not as specified, replace the A/C control lower panel.
4. INSPECT A/C SWITCH CONTINUITY
If continuity is not as specified, replace the A/C control upper panel.