Airbag control unit with part number P68186647AD

What does the airbag control unit P68186647AD do?

The airbag control unit P68186647AD coordinates the restraint system (SRS) of Jeep. It checks the signals from the crash sensors, determines in a crash within milliseconds which airbags and seatbelt pretensioners are triggered, and monitors the system continuously.

The unit shows faults via the airbag warning light in the instrument cluster. For you in everyday life, this light is the first indication of a malfunction.

After an accident it stores crash data and locks itself.

Why does the control unit P68186647AD fail?

Most often the cause is crash data stored after an accident, even if no airbag has deployed; an ordinary diagnostic tool cannot erase it. Ageing components, cold solder joints, moisture and corrosion at plugs, and voltage spikes also come into consideration.

Crash data comes first in the list of possible causes because it is directly linked to an accident.

The other causes concern the electronics themselves, their connections and the power supply. Electronic components age, solder joints can be cold, moisture attacks plugs, and voltage spikes arise, for example, from a weak battery or when jump-starting.

Which of these causes applies in each case is shown only by reading out the fault memory.

How can you tell that the P68186647AD is defective?

The airbag warning light in the instrument cluster stays on or lights up only intermittently. Fault messages, a missing connection between the diagnostic tool and the control unit, and a fault memory that cannot be cleared also appear. In an emergency, airbags and seatbelt pretensioners may then not be able to trigger.

The warning light reports the defect directly in the vehicle, without you having to search for anything. Have the system checked as soon as it lights up.

Whether the control unit or the wiring is the cause is shown only by the diagnosis.

Which vehicles is the P68186647AD fitted in?

The P68186647AD is fitted in these vehicles: Jeep Patriot MK (2007-2010) and MK Facelift (2010-2016).

These vehicles are assigned to this part number:

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

Compare the part number on the label of your removed unit with this page. That only confirms that you have the right unit. Also have the fault memory read out in advance, because only that 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 68232710AD, P68148039AB, P68186646AA, P68232716AC, P68232716AD.

How does the repair of the P68186647AD work?

Before removal, have the fault memory read out and enclose the log; then disconnect the battery and remove the control unit. Next create a repair order online and send in the well-packed unit. Processing at Airbag24 usually takes 3–4 working days.

Airbag24 checks the unit on the test bench, repairs defective components, erases stored crash data and carries out a function test. You then receive 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 P68186647AD get to Airbag24?

You hand the unit in as a parcel or arrange a UPS collection for an extra charge. Airbag24 returns the repaired unit to you by UPS.

Pack the control unit shockproof and enclose the printed repair order.