Operation CHARM: Car repair manuals for everyone.

Blower Motor: Testing and Inspection




BLOWER MOTOR CHECKING (AUTOMATIC)
Connect battery voltage and check blower motor rotation.

Check:




POWER TR CHECKING
Operating the blower switch as AUTO => LOW => HIGH => AUTO, and measure voltage between pins 1 and 2.




BLOWER MOTOR CHECKING (MANUAL)
Connect the battery voltage and check the blower motor rotation.