#127
VW Transporter T5 2003–2009 Airbag ECU Module / SRS Control Unit
Part Number: 1C0909605A
Removed from a Volkswagen Transporter T5 1.9 TDI (BRS engine, 2009).
Genuine airbag control unit (SRS ECU), designed to monitor crash sensors and deploy airbags in the event of a collision.
⸻
Condition:
Used item, may have minor marks or storage wear.
⚠️ Unit must be reset or matched if crash data is stored (unless cleared).
⸻
Important:
* Please ensure part number 1C0909605A matches exactly before purchase.
* Airbag ECUs are VIN/programming sensitive.
* ⚠️ May require crash data reset or coding before installation.
⸻
Compatibility:
Fits VW Transporter T5 models (2003–2009)
Also compatible with:
* Caravelle / Multivan variants
* Various VW group vehicles using same ECU platform
Used across engines including:
* 1.9 TDI / 2.5 TDI / petrol models
⸻
Position:
Interior – mounted under centre console / floor area near gear selector
⸻
Function:
* Monitors crash and impact sensors
* Controls deployment of airbags and seatbelt pretensioners
* Communicates with SRS system and dashboard warning light
* Stores crash data after impact
The module ensures the airbag system operates correctly and safely.
⸻
Technical Info:
* Type: SRS Airbag ECU / Control Module
* OEM reference: 1C0 909 605 A
* Manufacturer: typically Siemens / VW OEM
* System: Supplemental Restraint System (SRS)
⸻
Common Fault Symptoms:
* Airbag warning light on dashboard
* Fault codes stored in SRS system
* Airbags disabled or system inactive
* Crash data stored after accident
⸻
Additional Info:
* Also known as airbag ECU / SRS module / crash sensor unit
* Must be replaced or reset after deployment
Brand: Volkswagen
Type: Airbag Clock Spring
Model: Transporter
Manufacturer Part Number: 1C0909605A
Reference OE/OEM Number: 1C0909605A