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B10A7–LEFT BLEND DOOR TRAVEL RANGE TOO LARGE (ATC) (CONTINUED) 3. CHECK FOR A BROKEN LEFT BLEND DOOR ACTUATOR Turn the ignition off. Remove the Left Blend Door Actuator from the A/C Heater Housing Assembly. By hand, attempt to rotate the actuator in both directions. Does the actuator turn in either direction? Yes >> Replace the Left Blend Door Actuator in accordance with the Service Information. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL No >> Go To 4 4. CHECK THE LEFT BLEND DOOR & A/C HEATER HOUSING FOR WARPED, WORN, DAMAGED, MISSING, Inspect for excessively worn, disconnected, missing, or broken door linkage. Inspect for a damaged or broken A/C Are there any physical or mechanical problems with the door or housing? Yes >> Repair as necessary in accordance with the Service Information. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL No >> Replace the Left Blend Door Actuator in accordance with the Service Information. Then, Go To 5. 5. RUN THE ACTUATOR THE CALIBRATION TEST Turn the ignition on. With the scan tool, select System Tests and then select Actuator Calibration Test. When the test is complete, select Does the scan tool display: B10A7–LEFT BLEND DOOR TRAVEL RANGE TOO LARGE? Yes >> Replace the A/C Heater Control in accordance with the Service Information. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL No >> Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE). 24 - 240 HVAC - ELECTRICAL DIAGNOSTICS WK |