Code Definition

B0130 — Air temperature door actuator malfunction

System: Body  |  Type: Generic (OBD-II Standard)  |  Make: Generic

About B0130

B0130 is a generic (obd-ii standard) body diagnostic trouble code. It belongs to the B-prefix family of codes, which covers body, interior, airbag, or comfort-electronics faults.

Scanning & clearing: Body (B) codes are often stored in the body control module, airbag module, or climate module. A basic OBD-II tool usually will not read body codes — an enhanced or OEM-level scan tool is typically required.

Because B0130 is a generic OBD-II code, its base definition is shared across manufacturers. The specific diagnostic steps, reference values, and repair procedures can vary by vehicle, and the TaT Diagnostic Assistant includes verified procedures submitted by working technicians.

Code Information

The climate control or HVAC module operates the air temperature door actuator, a small bidirectional motor that positions the blend door to mix hot and cold air to the temperature the driver requests. DTC B0130 sets when the module commands the actuator but the position feedback does not agree, for example the door does not reach or hold the commanded position, or the feedback signal is open, shorted, or out of range. Most blend door actuators use an internal potentiometer or contact board so the module always knows the true door angle, and this code often follows a stalled actuator, a jammed ...

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