B173d Peugeot Work __full__ -

The most common cause is a weak battery in the key fob, which prevents the key from sending a strong enough signal to the car's antennas.

To help pinpoint the best next steps for your vehicle, could you let me know the of your Peugeot, whether the issue happens with your spare key too, and if you've recently noticed any other electrical glitches ? b173d peugeot work

B173D Fault Code Definition & - The Automotive Technician The most common cause is a weak battery

Before replacing parts, follow this structured process. On Peugeot models—particularly newer ones like the 308,

On Peugeot models—particularly newer ones like the 308, 3008, or 5008—the steering column lock is an electronic module. Code B173D typically triggers when the car's computer (the BSI or BCM) detects that the lock mechanism isn't reaching its intended position (locked or unlocked) or there is an internal electrical failure within the module itself. Common Symptoms message on the dashboard. The car refuses to start or the ignition won't turn on.

The key itself may be at fault: a worn‑out transponder chip, a damaged internal circuit board, or simply a low battery in the remote key fob. After changing the key fob battery, the key may need to be re‑synchronised with the BSI.