Inspection
1.

Turn the ignition switch 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

Fan Speed (Manual)

Motor Voltage (V)

1

3.60 ± 0.5

2

5.12 ± 0.5

3

6.24 ± 0.5

4

7.36 ± 0.5

5

8.48 ± 0.5

6

9.60 ± 0.5

7

10.72 ± 0.5

8

Battery

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