Honda Accord: Recirculation Control Motor Test - Climate Control - Heating, Ventilation, and Air Conditioning - Honda Accord MK8 2008-2012 Service ManualHonda Accord: Recirculation Control Motor Test

NOTE: Before testing the motor, check for HVAC DTCs (see page 21-101).

1. Disconnect the 7P connector from the recirculation control motor.

Incorrectly applying power and ground to the


Incorrectly applying power and ground to the recirculation control motor will damage it. Follow the instructions carefully.

2. Connect battery power to terminal No. 1 of the recirculation control motor, and ground terminal No.

2; the recirculation control motor should run, and stop at Fresh. If it doesn't, reverse the connections; the recirculation control motor should run, and stop at Recirculate. When the recirculation control motor stops running, disconnect battery power immediately.

RECIRCULATION CONTROL MOTOR

3. If the recirculation control motor did not run in step 2,


3. If the recirculation control motor did not run in step 2, remove it, then check the recirculation control linkage and door for smooth movement.

• If the linkage and door move smoothly, replace the recirculation control motor (see page 21-64).

• If the linkage or door sticks or binds, repair them as needed.

• If the recirculation control motor runs smoothly, go to step 4.

4. Measure the resistance between terminals No. 5 and No. 7 of the recirculation control motor. It should be between 4.2 and 7.8 kO.

5. Reconnect the recirculation control motor 7P connector, then turn the ignition switch to ON (II).

6. Using the backprobe set, measure the voltage between terminals No. 3 and No. 7 of the 7P connector.

Fresh: About 1.0 V

Recirculate: About 4.0 V

7. If either the resistance or the voltage readings are not as specified, replace the recirculation control motor (see page 21-64).

    Mode Control Motor Test
    NOTE: Before testing the motor, check for HVAC DTCs (see page 21-101). 1. Disconnect the 7P connector from the mode control motor. Incorrectly applying power and ground to the mode control mo ...

    Climate Control Unit Removal / Installation
    With Navigation 1. Remove the passenger's dashboard undercover (see page 20-170). 2. Disconnect the connectors (A). Loosen the bolt (B) and remove the bolts (C) from the climate control unit (D) ...

    See also:

    Cf Under Head Cover Mmmmm
    1. Remove the strut brace (if equipped) (see page 20-306). 2. Remove the engine cover. 3. Remove the four ignition coils (see page 4-20). 4. Remove the dipstick (A), and the power steering ( ...

    TPMS Control Unit Replacement
    NOTE: Make sure the TPMS control unit mounting bracket is not bent or twisted as this may affect its communication with the tire pressure sensors. 1. Turn the ignition switch to LOCK (0). 2. R ...

    Power Windows
    Turn the ignition switch to the ON (II) position to raise or lower either window. To open a window, push the switch down and hold it. Release the switch when you want the window to stop. P ...