Dtc B123a Renault -

✅ Loose or corroded connector under the driver’s seat ✅ Damaged wiring (often from seat movement) ✅ Faulty seat belt pretensioner ✅ Airbag/SRS control unit internal error (less common)

🚗 Megane, Clio, Scenic, Laguna, Captur. dtc b123a renault

🚗⚠️ Got a on my Renault – driver seatbelt pretensioner resistance too high. ✅ Loose or corroded connector under the driver’s

Renault [model/year] Code: B123A – Driver’s seat belt pretensioner circuit resistance too high. dtc b123a renault

Quick check: loose yellow plug under the seat again! 🤦‍♂️ Unplug, clean, reconnect, clear code… and it’s gone. Worth checking before buying parts!

🔧 "Driver’s side pretensioner circuit resistance too high" – usually related to the seat belt pretensioner or wiring under the driver’s seat.

Got the dreaded fault code on your Renault?