See also:

Exhaust manifold nut check - RS Turbo models (Every 6000 miles or 6 months)
Check the tightness of the exhaust manifold securing nuts using a torque wrench. ...

Specifications
Battery Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 volt lead-acid, 35 to 52 Ah depending on model Charge condition: Poor . . . ...

Air conditioner refridgerant charge check (Every 12 000 miles (20 000 km) or 12 months)
1 If applicable, remove the radiator grille being careful not to damage the condenser fins. 2 Check the refrigerant charge as follows. The engine should be cold and the ambient temperature should ...