Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition
Diagnostic trouble code (DTC) GLA-452 is stored if the control module registers that the signal from the airing module is greater than 5 V for 10 seconds after the alarm has been activated.

Substitute value
None.

Possible source
- Short-circuit to supply voltage in the signal cable.

Fault symptom[s]
- The ultrasonic sensors receive no shut-off signal during airing, which can cause a false alarm.