Airbag control unit with part number P68148044AA

What does the airbag control unit P68148044AA do?

Inside the Jeep vehicle, the airbag control unit P68148044AA manages the restraint system (SRS). It measures the impact signals via sensors, determines in a crash within milliseconds whether airbags and seatbelt pretensioners are triggered, and keeps the system under control.

The unit indicates faults via the airbag warning light in the instrument cluster. Once it has registered an accident, it writes crash data and locks itself.

This monitoring continues in the background, even when the car drives perfectly.

Why does the control unit P68148044AA fail?

The most common cause is crash data remaining in the unit after an accident, even if no airbag has deployed. An ordinary diagnostic tool cannot remove them. Other causes are aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes, for example from a weak battery or a jump start.

Whether an airbag has deployed makes no difference to this memory, because the unit records the event regardless.

The other causes develop over time. Electronics age, and moisture attacks the contacts so that signals are lost.

How can you tell that the P68148044AA is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently, a fault message may appear in the instrument cluster, the diagnostic tool cannot reach the control unit, and the fault memory cannot be cleared. This points to a defect in the P68148044AA.

In an emergency, airbags and seatbelt pretensioners may then fail to deploy. This is independent of how the vehicle feels in everyday use.

The warning light is therefore not a minor matter, but the message the unit itself gives out.

Which vehicles is the P68148044AA fitted in?

The part number has models on record. The airbag control unit P68148044AA is fitted in these vehicles: Jeep Compass MK (2007-2010) and MK Facelift (2011-2016).

The list follows directly below:

• Jeep Compass MK (2007-2010)
• Jeep Compass MK Facelift (2011-2016)

Compare the part number on the label of the removed unit with this page. This only shows whether it is the correct unit. Have the fault memory read out beforehand, because the 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 P68186642AD.

How does the repair of the P68148044AA work?

The process begins with reading out the fault memory, and the log is included. Only after the battery has been disconnected does the control unit get removed. Finally you create a repair order online and pack the unit well before sending it in.

Airbag24 examines the unit on the test bench, replaces defective components and deletes the stored crash data. A function test follows before your own unit is returned to you.

Processing at Airbag24 usually takes 3–4 working days and covers 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 P68148044AA get to Airbag24?

The unit comes to Airbag24 as a parcel, or you book a UPS collection for an extra charge. Airbag24 handles the return of the control unit by UPS after the repair.

The printed repair order goes into the parcel, and the control unit is packed shockproof.