Airbag control unit with part number P68239523AB

What does the airbag control unit P68239523AB do?

The airbag control unit P68239523AB is the central control unit of the restraint system (SRS) for Jeep. It evaluates the crash sensors, controls the airbags and seatbelt pretensioners in an accident, and monitors the system continuously.

If it detects a fault, it displays it via the airbag warning light in the instrument cluster.

After an accident the unit stores crash data and locks itself. For diagnosis this means the fault memory is the starting point of every investigation.

Why does the control unit P68239523AB fail?

The most common cause is crash data stored after an accident, even if no airbag has deployed. A normal diagnostic tool cannot erase it. Further causes, viewed in general terms, also apply.

• aged electronics
• cold solder joints
• wet and rust at plug connectors
• voltage spikes from a weak battery or a jump start

Only the analysis of the fault memory shows whether any of these causes is present.

How can you tell that the P68239523AB is defective?

A defect becomes visible through the airbag warning light in the instrument cluster, which stays on permanently or intermittently. In addition there are fault messages, a missing connection to the diagnostic tool and a fault memory that cannot be cleared.

While such signs persist, airbags and seatbelt pretensioners may not deploy in a crash. Have the warning light checked promptly.

Which vehicles is the P68239523AB fitted in?

The P68239523AB is fitted in these vehicles: Jeep Cherokee KL Facelift (2018-2023) and KL (2013-2018).

These vehicles are on record for the part number:

• Jeep Cherokee KL Facelift (2018-2023)
• Jeep Cherokee KL (2013-2018)

Comparing the part number on the label with this page confirms only that it is the right unit. Whether the control unit itself is defective or a plug or cable is the cause is established only by the fault memory, which you have read out beforehand.

For the same vehicles, we also repair control units with the part numbers 68355363AB.

How does the repair of the P68239523AB work?

First have the fault memory read out and attach the log to the unit. Then disconnect the battery and remove the control unit.

Only then create a repair order online and send in the unit well packed.

Airbag24 checks the unit on the test bench, replaces defective components, clears stored crash data and carries out a function test. Processing usually takes 3–4 working days. 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 P68239523AB get to Airbag24?

The control unit P68239523AB reaches Airbag24 as a parcel that you send yourself or that is collected by UPS for an extra charge. The return is made by UPS.

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