Ok.
Honda City 4th generation Airbag Control Unit Repair
Honda City 4th generation 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.
Notes
Mounting position
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.
Secure payment with
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.
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.
Specifications
- Make
- Honda
- Model
- Honda City
- Series
- 4th generation (1999-2002)

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
4.8What is a Honda City 4th generation airbag control unit?
The Honda City 4th generation airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It monitors sensors, stores crash data, and ensures the proper functioning of all airbag modules in the vehicle to protect occupants.
This module, also called the SRS unit, coordinates the deployment of airbags and seatbelt pretensioners. It is crucial for the passive safety of your Honda City models built between 2002 and 2008.
Why is the Honda City 4th generation airbag control unit defective?
A Honda City 4th generation airbag control unit is often defective because it permanently stores crash data after an accident, causing the airbag warning light to remain activated and the system to become disabled. Internal errors or voltage spikes can also lead to failure, necessitating a professional Honda City 4th generation airbag control unit repair.
After a collision, the control unit stores so-called "hard codes" that prevent the airbag system from being used again. This is a safety measure that requires a reset or repair.
Internal malfunctions due to aging, corrosion or faulty electronics can also cause the control unit to break down and the airbag warning light to stay on.
Common error codes for Honda City 4th generation airbag control unit repair
The most common error codes that indicate a faulty Honda City 4th generation airbag control unit are internal error codes that signal a malfunction of the module itself, independent of sensors or airbags. An accurate diagnosis is crucial for any Honda City 4th generation airbag control unit repair.
- B0001 → Airbag control unit internal error → Cause: Internal malfunction of the ECU module itself.
- B1000 → Airbag control unit communication error → Cause: Malfunction in the data transmission to or from the control unit.
- B1001 → EEPROM memory error in the airbag control unit → Cause: Problem with the module's internal non-volatile memory.
- 87-31 → Internal error of the SRS unit (Airbag ECU) → Cause: Honda-specific code for an internal malfunction of the airbag control unit.
- 91-1x → Internal error airbag control unit (variant subcodes) → Cause: Various internal malfunctions or software problems in the airbag module.
What part numbers are available for the Honda City 4th generation airbag control unit repair?
For Honda City 4th generation airbag control unit repair, the most plausibly documented OEM part number is 77850-SEL-P81, which is specifically relevant for models from 2002-2008 and ensures compatibility of the defective module. A precise part number match is essential for proper function.
Part number 77850-SEL-P81 has been identified as a genuine part for the Honda City 4th generation and is likely manufactured by a supplier such as Autoliv. Other Honda part numbers, starting with 77960-T..., are generally for other models such as the Civic or Accord.
It's crucial to check the part number printed on your faulty control unit and, ideally, to match the vehicle identification number (VIN) to ensure the repaired or replaced module is an exact fit. This precaution helps prevent post-repair failures.
How does the Honda City 4th generation airbag control unit repair work?
The Honda City 4th generation airbag control unit repair involves professionally erasing crash data and internal error codes from the module, restoring it to full functionality and safety. This is a cost-effective alternative to purchasing a new unit and restores the airbag system to working order.
After an accident, the control unit locks itself to prevent accidental airbag deployment. Specialized workshops can read the module, remove the crash data, and reprogram the software to eliminate this "hard code."
Repair is often the preferred option if the control unit itself isn't physically damaged but merely contains locked data. This saves money compared to an expensive new part and is a sustainable solution for your vehicle.
Installation and compatibility of the Honda City 4th generation airbag control unit
The Honda City 4th generation airbag control unit is typically mounted centrally in the vehicle interior, often under the driver or passenger seat or in the center tunnel, to capture precise crash data. Compatibility is tailored to the 4th generation Honda City models (2002-2008) and requires precise electrical connections.
It is connected to the vehicle's CAN bus, the airbag sensors, and the deployment units via specific connectors. Correct installation is crucial for the functionality of the entire airbag system and the vehicle's safety.
The control unit is precisely tailored to the safety and communication protocols of the 4th-generation Honda City vehicles. During replacement, all components and their programming must be compatible to ensure proper diagnosis and function.
Based on 241 reviews
What our customers say
„Ok.“
„Works like a charm!“
„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“
Automatically translated · Original: German
„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“
Automatically translated · Original: German
„Problem solved :-)“
Automatically translated · Original: German
„Everything went well“
Automatically translated · Original: German
„Everything works great“
Automatically translated · Original: German
„Ultra satisfied with this company. My computer was repaired quickly and works perfectly again! Communication is exemplary (emails, SMS...). Very serious company, thank you!“
Automatically translated · Original: French
„Uncomplicated, fast, correct.“
Automatically translated · Original: German
„Airbag control unit sent: the handling of it was immediate and very serious. The returned control unit was fitted without any problem and works perfectly. Very satisfied!“
Automatically translated · Original: French
„Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!“
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 f…“
Automatically translated · Original: German
„Ok.“



