3.1 Remove the protective cover 1 of the engine control unit 2, move the unit away from the work area and remove the tray 3 of the unit
2. Fix bracket 4 by holding it with key "a" (see illustration).
3.2 Fix bracket 4 by holding it with key "a"
3. Unscrew bolts 5, 6 and 7 (see illustration).
3.3 Unscrew bolts 5, 6 and 7
4. Loosen the tension of the accessory drive belt using wrench "a" (see arrow in illustration 3.3).
5. Carefully remove the drive belt from the accessory pulleys.