Inspection
1.

Ignition "ON"

2.

Manually operate the control switch and measure the voltage of blower motor.

3.

Select the control switch to raise voltage until high speed.

Specification

1

A/C ON : 3.8±0.5

A/C OFF : 3.4±0.5

2

5.1±0.5

3

6.3±0.5

4

7.6±0.5

5

8.8±0.5

6

10.1±0.5

7

11.3±0.5

8

B+

*AUTO COOLING : Auto speed (4.5 ~ B+)

*AUTO HEATING : Auto speed (4.5 ~11.3V)

4.

If the measured voltage is not specification, substitute with a known-good power mosfet and check for proper operation.

5.

If the problem is corrected, replace the power mosfet.

Яндекс.Метрика