Airbag control unit with part number P68031601AC

What does the airbag control unit P68031601AC do?

The airbag control unit P68031601AC controls the restraint system (SRS) in Jeep. It reads out the crash sensors, works out within the shortest possible time in a crash which airbags and seatbelt pretensioners to fire, and checks the entire system without pause. If an accident has occurred, it secures the crash data and locks itself.

It reports detected faults to the instrument cluster, where the airbag warning light comes on. This way you notice in everyday driving that something is wrong with the system.

Why does the control unit P68031601AC fail?

With the P68031601AC, stored crash data is the most common cause, even if no airbag has deployed. A standard diagnostic tool cannot erase it, but Airbag24 erases it during the repair. Aged electronics, cold solder joints and moisture at plug connections also play a role.

Voltage spikes, for example from a weak battery or a jump start, are also among the causes. Corrosion on connectors can disrupt connections as well.

How can you tell that the P68031601AC is defective?

The airbag warning light in the instrument cluster stays on continuously or intermittently, and an error message appears. The diagnostic tool cannot connect to the control unit, and the fault memory cannot be cleared. In an emergency, the airbags and seatbelt pretensioners may then fail to deploy.

The light therefore reports the defect immediately and does not wait for a later check. Have it examined promptly so that the cause can be established.

Which vehicles is the P68031601AC fitted in?

The P68031601AC is fitted in these vehicles: Jeep Wrangler JK (2007-2018).

Below is the list of vehicles stored for this number.

• Jeep Wrangler JK (2007-2018)

Compare the part number on the label of the removed unit with this page. This only confirms that it is the right unit. Also have the fault memory read out, because only this result shows whether the control unit is defective or whether a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 68398609AB, P68003421AB.

How does the repair of the P68031601AC work?

For the P68031601AC, first have the fault memory read out and attach the log. Then disconnect the battery, and only then remove the control unit. Next, create a repair order online and send the unit in, well packed.

Airbag24 checks the unit on the test bench, has defective components repaired, and erases the stored crash data. The unit is then returned to you. Processing usually takes 3–4 working days, and this time covers only checking, repairing and testing.

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 P68031601AC get to Airbag24?

You send the P68031601AC as a parcel, or you book a UPS collection for an extra charge. After the repair, Airbag24 returns the unit to you by UPS.

Pack it shock-proof and enclose the repair order, printed out.