Test Step 2 - Check Recirculation Door Driver Circuit for an Open

• Turn the ignition OFF.
• Disconnect the A/C heater control C1 harness connector.
• Disconnect the recirculation door actuator harness connector.
• Measure the resistance of the recirculation door driver circuit between the A/C heater control C1 harness connector and the recirculation door actuator harness connector.

Is the resistance less than 5.0 ohms?

Yes

• Go to TEST STEP 3 - CHECK COMMON DOOR DRIVER 2 CIRCUIT FOR AN OPEN .

No

• Repair the recirculation door driver circuit for an open.
• Perform the HVAC Verification Test. Refer to HVAC .