Toyota RAV4 manuals

Toyota Sienna Service Manual: Rear blower resistor

ON-VEHICLE INSPECTION

1. INSPECT REAR BLOWER MOTOR CONTROLLER

 INSPECT REAR BLOWER MOTOR CONTROLLER

(a) Measure resistance according to the value(s) in the table below..

Standard resistance

INSPECT REAR BLOWER MOTOR CONTROLLER

If the resistance is not as specified, replace the rear blower motor controller.

(b) Inspect the rear blower motor controller.

(1) Connect the positive (+) lead to terminal 3 through a 12 V to 3.4 W test bulb and negative (-) lead to terminal 1.

(2) Connect the three 1.5 V dry cell batteries' positive (+) lead to terminal 2, and the negative (-) lead to terminal 1. Then check that the test bulb comes on.

OK: The test bulb comes on.

If operation is not as specified, replace the rear blower motor controller.

For rear air conditioning system
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