Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Blower Motor Linear Controller (Auto A/C)







INSPECT BLOWER MOTOR LINEAR CONTROLLER CIRCUIT
Connect the connector to the controller and inspect the wire harness side connector from the back side, as shown in the chart.
Test conditions:
^ Turn ignition switch to ON
^ Operate blower motor
If the circuit is as specified, try to replace the controller with a new one.
If the circuit is not as specified, inspect the circuits connected to other parts.