To check

Make sure that:

Fig 1: Generator Charging Circuit Diagram

Courtesy of SAAB-SCANIA OF AMERICA, INC.

Fig 2: Checking Generator Charging

Courtesy of SAAB-SCANIA OF AMERICA, INC.

• the battery cables are tightened firmly to the terminals and that they have not oxidized;
• the battery connections to the car are tight and that there is no oxide or corrosion causing poor contact;
• the generator connections are correctly tightened and that contact has not been affected by oxide or corrosion;
• the generator belt is in good condition and correctly tensioned.
• the generator belt pulley is correctly fastened.