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Home >> Toyota >> 1999 >> Camry LE Sedan V6-3.0L (1MZ-FE) >> Repair and Diagnosis >> Heating and Air Conditioning >> Control Assembly >> Testing and Inspection >> System Inspection Procedures
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System Inspection Procedures




INSPECT A/C INDICATOR OPERATION
a. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1.
b. Push the A/C button in and then check that the indicator lights up.
If operation is not as specified, replace the switch.




INSPECT DIMMING OPERATION
a. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1 while press the switch.
b. Connect the positive (+) lead from battery to terminal 4 and then check that the indicator dims.
If operation is not as specified, replace the switch.







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.







INSPECT BLOWER SPEED CONTROL SWITCH CONTINUITY
If continuity is not as specified, replace the switch.







INSPECT MODE SWITCH CONTINUITY
If continuity is not as specified, replace the switch.
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