Ford Focus Service Manual: Lighting

Resetting The Keep Alive Memory (KAM) - Gasoline Engines (Powertrain Diagnostics)

Description Resetting the KAM returns the powertrain control module (PCM) memory to its default setting. Adaptive learning contents such as adaptive airflow, idle speed, refueling event, and fuel ...

Bulbs

...

More about Ford Focus:

Ford Focus Rear Lamp Assembly - Removal and Installation
  Item Part Number Description 1 N621926 Rear lamp assembly nuts (2 required) 2 13404/13405 Rear lamp assembly (RH/LH) 3 — Rear lamp assembly electrical connectors (part of 14405) Removal and Installation Positi ...