Airbag control unit with part number 56054092AG

What does the airbag control unit 56054092AG do?

The airbag control unit 56054092AG controls the restraint system (SRS) in Dodge. It reads the messages from the crash sensors, decides in a very short time on the triggering of airbags and seatbelt pretensioners in an impact, and checks the system continuously. It reports detected faults via the airbag warning light.

The control unit connects the sensors with the triggers in the vehicle. Its work happens in the background and goes unnoticed in everyday use as long as everything is in order.

After an accident the unit stores crash data and locks itself. The sections below explain what this means for the repair.

Why does the control unit 56054092AG fail?

The most common cause is crash data stored after an accident, even if no airbag has triggered; a normal diagnostic tool cannot erase it. Other causes are aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage peaks, for example from a weak battery or a jump start.

Crash data is also recorded in a minor accident in which no airbag triggers. That is why an accident is a likely explanation, even if the vehicle looks hardly damaged from the outside.

Whether the electronics themselves are affected, or a solder joint and a plug are the cause, is shown only by the test on the test bench.

How can you tell that the 56054092AG is defective?

If the airbag warning light in the instrument cluster lights up permanently or intermittently, a fault message appears on the instrument cluster. Add to this no connection between the diagnostic tool and the control unit, and a fault memory that cannot be cleared. In that case, the airbags and seatbelt pretensioners may not trigger in an emergency.

The warning light is the first warning you will notice. It indicates a detected fault in the restraint system, and you should not ignore it when it lights up.

A diagnostic tool without a connection to the control unit, or a fault memory that cannot be emptied, is also a reason to have the system checked. This symptom alone does not name a specific cause.

Which vehicles is the 56054092AG fitted in?

The unit with the number 56054092AG is fitted in these vehicles: Dodge Challenger 3rd generation (2008-2014) and 3rd generation Facelift (2014-2023).

The following overview shows which models are on record in our data for this part number.

• Dodge Challenger 3rd generation (2008-2014)
• Dodge Challenger 3rd generation Facelift (2014-2023)

Two points are important. Comparing the part number on the label of the removed unit with this page only shows that you have removed the right control unit. It does not clarify the cause. Therefore, have the fault memory read before removal, because only this result shows whether the control unit itself or a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 68204695AD, 68204695AE, 68204695AF, 68204695AG, 68204700AF, 68204700AG.

How does the repair of the 56054092AG work?

First read the fault memory and attach the log, then disconnect the battery and only then remove the control unit. Then create a repair order online and send the unit in well packed. Airbag24 checks it on the test bench, replaces defective components, erases stored crash data and carries out a function test.

The order is mandatory for safety reasons. The control unit is removed only once the log is available and the battery has been disconnected.

Processing at Airbag24 usually takes 3–4 working days. This time covers only the checking, repairing and testing at Airbag24. Afterwards your own unit goes back to you.

Our repairs come with 2 years' statutory liability for defects. The repaired control unit comes back with all vehicle data and is ready for use as soon as it is refitted — no coding or programming is required.

How does the control unit 56054092AG get to Airbag24?

You send the unit as a parcel or book a UPS collection for an extra charge. After the repair, Airbag24 sends the repaired unit back to you by UPS.

Put the printed repair order in the parcel and pack the control unit shockproof.