Dtc B123a Renault Page

⚠� Always disconnect the battery for 15+ minutes before touching any SRS component!

Has anyone else solved this code? Share your fix below! 👇

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1�⃣ Check & clean the yellow connector under the driver’s seat. 2�⃣ Inspect wires for breaks or pinches. 3�⃣ Reset the fault with a diagnostic tool (OBD scanner with SRS support). 4�⃣ If code returns, test pretensioner resistance (2–3 ohms is normal). 5�⃣ Replace pretensioner if out of spec.

Renault [model/year] Code: B123A – Driver’s seat belt pretensioner circuit resistance too high. ⚠� Always disconnect the battery for 15+ minutes

🚗 Megane, Clio, Scenic, Laguna, Captur.

🔧 "Driver’s side pretensioner circuit resistance too high" – usually related to the seat belt pretensioner or wiring under the driver’s seat. 4�⃣ If code returns, test pretensioner resistance (2–3

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