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B104B–FLOOR/DEFROST MODE DOOR TRAVEL RANGE TOO LARGE (CONTINUED) 3. CHECK FOR A BROKEN MODE DOOR 2 (FLOOR TO DEFROST) ACTUATOR Turn the ignition off. Remove the Mode Door 2 (Floor to Defrost) 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 Mode Door 2 (Floor to Defrost) 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 MODE 2 (FLOOR TO DEFROST) DOOR & A/C HEATER HOUSING FOR WARPED, WORN, 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 Mode 2 (Floor to Defrost) Actuator in accordance with the Service Information. Then, Go To 5. RUN ACTUATOR 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: B104B–FLOOR/DEFROST MODE 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/FRONT CONTROL MODULE - DIAGNOSIS AND TESTING). 24 - 6 HVAC - ELECTRICAL DIAGNOSTICS ND |