Brake Light Circuit - Hitachi ZW180 Technical Manual

BRAKE LIGHT CIRCUIT

•
When the key switch is turned to the ON position,
the power from terminal M of the key switch
excites the battery relay. The battery power is
routed to the brake light relay through fuse #12 of
fuse box A.
From Fuse #7 of
Fuse Box B
Brake Pedal
Brake Light Switch
To Fuse #7 of
Fuse Box B
SYSTEM / Electrical System
Key Switch
Brake Light Relay
Right Brake Light
Left Brake Light
Fusible
Link
T2-4-25
•
When the brake pedal is depressed, the brake
light switch is grounded.
•
Therefore, the brake light relay is excited and the
battery power enters the brake lights and lights
them.
Fuse Box A
8
12
Battery
Relay
Fuse
(120A)
Battery
T4GD-02-04-003