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AC-52 HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS) DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC) (LHD MODEL) B: DTC 22 OR –22 (IN-VEHICLE SENSOR) TROUBLE SYMPTOM: If DTC 22 or − 22 appears on the display, replace the A/C control module. The in-vehicle sensor is built into the A/C control module and cannot be replaced as a single unit. |