Air conditioning

Parts location

~1min read
Parts location
Parts location
Parts location

HOW TO PROCEED WITH TROUBLESHOOTING

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS

(a) Confirm problem symptoms.

3 CHECK AND CLEAR DTCS

4 PROBLEM SYMPTOM CONFIRMATION

5 SYMPTOM SIMULATION

6 DTC CHECK (OTHER THAN MULTIPLEX DTC)

7 DTC CHART

8 PROBLEM SYMPTOMS TABLE

9 TERMINALS OF ECU

10 CIRCUIT INSPECTION

11 IDENTIFICATION OF PROBLEM

12 REPAIR OR REPLACE

13 CONFIRMATION TEST

END

Problem symptoms table

Front A/C:

Problem symptoms table
Problem symptoms table
Problem symptoms table

Test yourself

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