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Citroën C4 Grand Picasso II airbag control unit repair
Citroën C4 Grand Picasso II airbag control unit repair at Airbag24
Airbag24 repairs defective airbag control units professionally and affordably. Both private customers and workshops can order without registration and benefit from fast processing, 2 years' statutory liability for defects and plug&play installation.
Airbag24 works with state-of-the-art diagnostic technology and specialised repair processes. Because defective control units often involve only individual components, a professional overhaul can be considerably cheaper than buying new.
Our advantages: no registration required, a direct online ordering process for B2B and B2C customers, express shipping and comprehensive quality testing. The repaired control unit works like a new part.
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Repair type
Which repair matches your fault code?incl. VAT plus shipping
Not sure? Just send us an enquiry or give us a call — we're happy to advise you.
4.8Google reviews of our shop(246)
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Matching part numbers
Your part number isn't listed? The list isn't complete – we can usually repair it anyway. Simply create a repair order, or ask us first.
Repair time
Our estimated repair time for this product is about: 3–4 business days
Which repair matches your fault code?
Below your code you can see what needs to be done.
Your error code isn't listed? The list isn't complete – we can usually repair it anyway. Simply create a repair order, or ask us first.
Shipping & repair from Germany
Airbag24 repairs your component in Berlin — usually within 3–4 working days.
Standard shipping within Germany is free; we normally return your part by UPS.
You pay for and insure the inbound shipment to us. On explicit request we ship by express — the extra cost is borne by the customer.
If you withdraw from the contract, you bear the cost of returning the item.
Google reviews
4.8Based on 246 reviewsView all reviews →
Works like a charm!
Everything went perfectly, I can only recommend it.
Automatically translated · Original: German
From the first phone call, the order processing, to the shipping everything was done very quickly and professionally. Now I still have to send the repaired unit to the Swedish workshop and then hopefully the Honda can finally pass the HU there again (failed because of the red light for the airbag). Today the message came from SWE, the car is running again, the red light is off and the HU was also passed. Once again many thanks for the help in need. Keep it up and maybe word will also spread in SWE that Airbag 24 does great work. Regards Gerd
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Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!
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Everything worked out great! Read out fault memory, sent it in, received offer and sent in the defective control unit. Got it back repaired after 3 days, price exactly as in the offer. It can't get any better 👍
Automatically translated · Original: German
What is a Citroën C4 Grand Picasso II airbag control unit?
The Citroën C4 Grand Picasso II airbag control unit is the central electronic module that coordinates your vehicle's safety systems in the event of an accident. It continuously monitors sensor data, determines the need for deployment, and precisely activates all occupant restraint systems, such as airbags and seatbelt pretensioners, to ensure maximum safety.
This critical component evaluates the data from the impact sensors.
In the event of an accident, it initiates the quick and safe deployment of the airbags.
The control unit is responsible for the safe operation of the entire airbag system and prevents malfunctions.
It continuously monitors the sensors and airbag connections during normal operation and also issues warning signals in the event of system errors, enabling timely diagnosis.
Why is the Citroën C4 Grand Picasso II airbag control unit defective?
A Citroën C4 Grand Picasso II airbag control unit often malfunctions because it stores crash data after an accident, preventing it from continuing to function. Water damage or age-related electronic failures can also be the cause, requiring urgent repair or replacement to restore the safety systems to full functionality.
Typically, the airbag control unit irrevocably stores crash events.
This causes the airbag warning light to stay on and the system to be reported as defective.
Even without an accident, the control unit can become defective, for example due to moisture ingress, a short circuit or age-related wear and tear.
A professional diagnosis in a workshop is crucial to determine the exact cause of the failure and to carry out a targeted Citroën C4 Grand Picasso II airbag control unit repair.
Common error codes for Citroën C4 Grand Picasso II airbag control unit repair
When repairing the Citroën C4 Grand Picasso II airbag control unit, specific error codes are crucial for identifying system malfunctions. These codes directly indicate problems in the airbag firing circuit or wiring, which the airbag control unit itself diagnoses and reports, indicating the need for action.
- E607: Front left airbag ignition module error (open wire) → Cause: This indicates too high resistance or an open circuit in the ignition module.
- B0028 11: Front right airbag wire short to ground for 2 seconds → Cause: This code indicates a faulty connection to ground in the airbag ignition circuit.
What part numbers are available for the Citroën C4 Grand Picasso II airbag control unit repair?
For the Citroën C4 Grand Picasso II airbag control unit, three part numbers are linked to this repair product, namely the numbers 620504800, 620644600 and 9807547380, all of which are manufacturer part numbers that belong to airbag control units of this model and can be stated in the repair order.
The part number is on the label of the airbag control unit.
4.8
Based on 246 reviews
What our customers say
„Ok.“
Zsolt Szabólast week„Works like a charm!“
Leolylast month„Everything went perfectly, I can only recommend it.“
Automatically translated · Original: German
ka irgendwas2 days ago„From the first phone call, the order processing, to the shipping everything was done very quickly and professionally. Now I still have to send the repaired unit to the Swedish workshop and then hopefully the Honda can fi…“
Automatically translated · Original: German
Gerd Goldammer3 days ago„Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!“
Automatically translated · Original: German
Christian Maegerlein5 days ago„Everything worked out great! Read out fault memory, sent it in, received offer and sent in the defective control unit. Got it back repaired after 3 days, price exactly as in the offer. It can't get any better 👍“
Automatically translated · Original: German
Toni Buien6 days ago„Uncomplicated service. Fast and thorough. Can only recommend.“
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Abdul KS6 days ago„All great👍“
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Edin Avdiclast week„All great, fast delivery. Thanks.“
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Andrej Ivanovlast week„100% satisfied. Everything handled very professionally and transparently. Only the return shipping took too long. This was however due to UPS and less to Aairbag24. Thank you very much“
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Dennis Welast week„VAG airbag control unit with error B2000 00 reliably repaired. Price very high in comparison, but everything worked out. No exact protocol of what was carried out, probably just newly flashed“
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Tokeh Tokehlast week„A great shop, even when there are sometimes problems. There are quick responses and very good help. I can only recommend the shop. Thank you very much“
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Sven Wegenerlast week„Ok.“
Zsolt Szabólast week
