Airbag control unit with part number P68148047AB

What does the airbag control unit P68148047AB do?

The airbag control unit P68148047AB is the central control unit of the restraint system (SRS) for Jeep. It evaluates the signals from the crash sensors and decides in an accident, within milliseconds, which airbags and seatbelt pretensioners are triggered. After an accident it stores crash data and locks itself.

During operation the control unit monitors the entire system without interruption. If it detects a fault, it displays this via the airbag warning light in the instrument cluster.

The control unit is therefore always on standby and must react without delay in an emergency.

Why does the control unit P68148047AB fail?

Stored crash data are the most common cause in the control unit P68148047AB, namely after an accident, even if no airbag has deployed. Aged electronics, cold solder joints, moisture and corrosion at plug connectors, and voltage spikes are also involved.

A normal diagnostic tool cannot erase these crash data. Airbag24 erases them during the repair.

The other causes are mainly the result of age and environment. Solder joints can become cold, moisture causes corrosion on the contacts, and voltage spikes arise, for example, from a weak battery or jump-starting.

How can you tell that the P68148047AB is defective?

A defect in the control unit P68148047AB shows on the airbag warning light in the instrument cluster, which lights up permanently or intermittently. An error message also appears, the diagnostic tool finds no connection, and the fault memory cannot be cleared. Then airbags and seatbelt pretensioners may not deploy in an emergency.

The airbag warning light is the first sign you should watch for. If it lights up permanently or intermittently, there is a fault in the restraint system that requires a check.

An error message in the instrument cluster and a missing contact with the diagnostic tool also belong to the picture. A fault memory that cannot be cleared likewise points to the control unit.

Which vehicles is the P68148047AB fitted in?

The control unit P68148047AB is fitted in vehicles from Jeep. It is fitted in these vehicles: Jeep Cherokee KK (2008-2012).

The following vehicles are recorded for the part number:

• Jeep Cherokee KK (2008-2012)

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

For the same vehicles, we also repair control units with the part numbers 5189278AA, 68025632AK, P04896129AF, P04896129AG, P56038973AE, P56038973AF.

How does the repair of the P68148047AB work?

First have the fault memory read out and enclose 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 tests the unit on the test bench, repairs defective components, erases stored crash data and carries out a functional test. Processing at Airbag24 takes 3–4 working days as a rule, and this time covers only this work at Airbag24.

Afterwards you get your own unit back.

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 P68148047AB get to Airbag24?

You send the control unit P68148047AB as a parcel or book a UPS collection for an extra charge. After the repair Airbag24 returns it via UPS.

Put the printed repair order in the parcel and pack the unit shock-proof.