A9b7 Peugeot Verified Jun 2026

Located inside the fuel tank, this pump sends diesel to the high-pressure pump. If it’s failing, pressure drops.

: Fault in the ignition positive (+APC) relay or relay output harness. a9b7 peugeot

The sensor itself may send incorrect voltage signals. This is less common but happens. Located inside the fuel tank, this pump sends

That said, ignoring an A9B7 code can lead to expensive high-pressure pump failure. Your best course of action is: Located inside the fuel tank

If you drive a modern Peugeot (particularly models from the 208, 308, 2008, 3008, or 508 ranges), you might have encountered a cryptic alert on your dashboard or diagnostic tool: or "U1F3B A9B7."