SYSTEM / Electrical System ELECTRIC POWER CIRCUIT (KEY SWITCH: OFF) The battery ground terminal is connected to the vehi- cle frame. Current from the battery plus terminal flows as shown below when the key switch is turned OFF. Battery Glow Plug Relay (Power) Key Switch Terminal B Load Damp Relay (Power) Fuse Box Fusible Link Terminal #8: ECM Main Relay (Power) Terminal #9: Radio (Backup Power) Security Horn (Backup Power) Security Horn Relay (Power) Terminal #10: MC (Power), ICF (Power) Terminal #11: Horn Relay (Power) Terminal #19: Monitor Unit (Power) Terminal #20:
Optional Key Switch Glow Plug Relay Fusible Link (45 A) Battery Fuse Box Fuse Box Horn Relay Radio, Security Horn, Security Horn Relay MC , ICF ECM Main Relay Optional T1J1-02-05-001 T2-5-4 Load Damp Relay