Airbag control unit with part number P68241442AB

What does the airbag control unit P68241442AB do?

The airbag control unit P68241442AB is the central control unit of the restraint system (SRS) of Dodge. It processes the data from the crash sensors, decides in a collision on the triggering of airbags and seatbelt pretensioners and monitors the system continuously.

It indicates faults via the airbag warning light in the instrument cluster. After an accident it stores crash data and locks itself.

A decision in a crash must happen without delay, which is why the unit works constantly in the background.

Why does the control unit P68241442AB fail?

The most common cause on the P68241442AB is stored crash data from an accident, even if no airbag was triggered; a normal diagnostic tool leaves them in place. Other causes are aged components, cold solder joints, moisture and voltage spikes.

Crash data are the first point to check. They remain in the memory until they are removed during a repair.

The rest is different in nature: components age over time, solder joints can become brittle, and moisture or corrosion affects the plug connections.

Voltage spikes, for example from a weak battery or after jump-starting, additionally strain the electronics.

How can you tell that the P68241442AB is defective?

A defect in the P68241442AB shows up as the airbag warning light, as an error message in the instrument cluster, as a missing connection to the diagnostic tool or as a fault memory that cannot be cleared. Airbags and seatbelt pretensioners may then not deploy in an emergency.

The airbag warning light in the instrument cluster lights permanently or intermittently and is the sign most likely to be noticed. Added to it are error messages in the instrument cluster, a missing connection to the diagnostic tool and a fault memory that cannot be cleared.

All of this calls for a check.

Which vehicles is the P68241442AB fitted in?

The control unit P68241442AB is fitted in these vehicles: Dodge ProMaster VF (from 2014). The assignment follows the details stored for this unit.

The vehicles at a glance:

• Dodge ProMaster VF (from 2014)

Comparing the part number on the label of the removed unit with this page only shows that the unit is correct. Reading out the fault memory, by contrast, shows whether the control unit is defective or whether a plug or a cable is the cause.

For the same vehicles, we also repair control units with the part numbers P68241442AA, P68303231AA, P68335041AA, P68335041AB.

How does the repair of the P68241442AB work?

First read out the fault memory and enclose the log, then disconnect the battery. Only after that remove the control unit P68241442AB, create the repair order online and send the unit in well packed.

These steps follow exactly this order, because the airbag system affects safety.

At Airbag24 the unit is checked on the test bench, defective components are replaced, stored crash data are erased and a function test is carried out. Processing there usually takes 3–4 working days, and this time refers exclusively to that work at Airbag24. Afterwards your own unit goes 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 P68241442AB get to Airbag24?

You send the control unit P68241442AB either as a parcel or with a UPS collection booked for an extra charge. After the repair UPS brings the unit back from Airbag24.

The printed repair order goes into the parcel; the unit is packed shock-proof.