Peugeot 2008 Sos Battery Replacement Portable May 2026

Peugeot 2008 Connect SOS system acts as a built-in lifeguard, using an integrated SIM card to automatically alert emergency services with your GPS location if airbags deploy. If you see a flashing red light or an "Emergency Call System Fault" message, it usually means the dedicated backup battery inside the telematics module is failing. Key Details for SOS Battery Replacement : The SOS backup battery is typically housed within the autonomous telematics box

6. Important Warnings

Best practice:

✅ Remove the module first and check the printed part number on the old battery. peugeot 2008 sos battery replacement

Replacing the SOS (emergency call) battery in a Peugeot 2008 is a specialized task because the battery is not part of the main engine battery system. It powers the autonomous telematics unit, which ensures the SOS system works even if the car's main power fails. Key Details for SOS Battery Replacement Symptoms of Failure : The most common sign is a flashing red light Peugeot 2008 Connect SOS system acts as a

Symptoms of a Failing SOS Battery

on the dashboard or overhead console, signaling a fault in the emergency call system Location: Under the overhead console (where the SOS

2. What Battery Do You Need?

• Location: Under the overhead console (where the SOS buttons are near the rearview mirror). You must gently pry off the plastic housing – easy to break clips.
• Battery type: Often soldered or glued in. Many replacements require cutting wires and soldering or using a pre-wired battery with a JST connector (if you’re lucky).
• Reset needed: After replacement, the system often still shows the fault until you clear codes with a diagnostic tool (e.g., Diagbox or a high-end OBD2 scanner). Some cars auto-reset after a few ignition cycles; many don’t.

Sometimes the error code remains stored. You can clear it using an OBD2 scanner (e.g., Diagbox or a generic scanner with Peugeot support). Alternatively, drive the car for 10–15 minutes; the system often resets itself once it sees the new battery voltage is stable.