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ZONE CALIBRATION FAULT When Monitored: When the HVAC Door Recalibration is executed. Set Condition: If the driver blend (dual-zone) door’s span is found outside the tolerance due to: open door actuator electrical circuits; a bad door actuator; broken door linkage; a POSSIBLE CAUSES CHECK FOR ACTUATOR CIRCUIT TEST FAULT MESSAGES CHECK FOR HVAC DTCS DOOR ACTUATOR DRIVER CIRCUIT OPEN COMMON DOOR DRIVER CIRCUIT OPEN DOOR ACTUATOR DOOR ACTUATOR/LINKAGE/DOOR A/C - HEATER CONTROL MODULE TEST ACTION APPLICABILITY 1 NOTE: All Actuator Circuit Test fault messages and Overcurrent DTCs must t in HVAC, System Tests, actuate the Actuator Circuit Test. Does the DRBIII t display any Actuator Circuit Test fault messages? All Yes → Return to the symptom list and choose the symptom(s). Perform BODY VERIFICATION TEST - VER 1. No → Go To 2 2 NOTE: All Actuator Circuit Test fault messages and Overcurrent DTCs must t, read HVAC DTCs. Does the DRBIII t display any HVAC DTCs? All Yes → Return to the symptom list and choose the symptom(s). Perform BODY VERIFICATION TEST - VER 1. No → Go To 3 3 Turn the ignition off. All Yes → Go To 4 No → Go To 6 377 HEATING & A/C BLEND CALIBRATION FAULT — Continued |