Airbag control unit with part number P68148043AD

What does the airbag control unit P68148043AD do?

The airbag control unit P68148043AD controls the restraint system (SRS) for Jeep. It evaluates the crash sensors and decides within milliseconds on the use of airbags and seatbelt pretensioners. It indicates faults via the airbag warning light.

It runs during driving and checks the connections to the triggers.

After an accident the unit stores crash data and locks itself.

Why does the control unit P68148043AD fail?

Stored crash data after an accident is the most common cause with the P68148043AD, even if no airbag has fired; a normal diagnostic tool does not make it disappear. Otherwise control units fail due to aged components, cold solder joints, moisture and corrosion at plug connections, and voltage peaks.

The unit creates the crash data during the accident, regardless of whether an airbag fires.

The other causes concern the electronics themselves or their connections and power supply.

How can you tell that the P68148043AD is defective?

On the P68148043AD, the airbag warning light in the instrument cluster stays on permanently or intermittently, and an error message appears at the same time. The diagnostic tool finds no connection to the control unit, and the fault memory cannot be erased; in this case airbags and seatbelt pretensioners may not be able to deploy in an emergency.

The light is the most reliable indication in the vehicle, because it shows the defect even when the vehicle drives normally.

Write down the messages with the date, so that the details are complete at read-out.

Which vehicles is the P68148043AD fitted in?

The control unit P68148043AD is installed in these vehicles: Jeep Patriot MK (2007-2010) and MK Facelift (2010-2016).

The list of assignments follows, one line per vehicle:

• Jeep Patriot MK (2007-2010)
• Jeep Patriot MK Facelift (2010-2016)

Comparing the part number on the label of the removed unit with this page only ensures that you have the correct unit. More important is the fault memory, which you have read out in advance: it shows whether the control unit itself is defective or whether a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 68232710AD, P68148039AB, P68186646AA, P68232716AC, P68232716AD.

How does the repair of the P68148043AD work?

First have the fault memory read out and attach the log; then disconnect the battery and only then remove the control unit P68148043AD. Afterwards create a repair order online and send in the unit well packed. Processing at Airbag24 usually takes 3–4 working days.

On the test bench Airbag24 examines the unit, replaces defective components, deletes stored crash data and carries out a function test.

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 P68148043AD get to Airbag24?

You send in the P68148043AD as a parcel, or alternatively with a UPS collection for an extra charge. The return is made by UPS.

A printed repair order belongs in the parcel, plus shock-proof packaging.