Checking The Signal System - Hisun HS700UTV-4 Maintenance Handbook

CHECKING THE SIGNAL SYSTEM

1. If the brake lights fail to come on:
(1). Bulb and bulb socket
• Check the bulb and bulb socket for continuity.
(2). Bake light switch
Refer to "CHECKING THE SWITCH".
(3). Voltage
• Connect the pocket tester (DC 20 V) to the
bulb socket connector.
Tester (+) lead Yellow terminal ①
Tester (–) lead Black terminal ②
• Turn the main switch to "ON".
• Turn the light switch to "
• Check the voltage (12 V) of the "Yellow"
lead on the bulb socket connector.
This circuit is not faulty.
ELECTRICAL COMPONENTS
CONTINUITY
CONTINUITY
" or " ".
MEETS SPECIFICATION
NO CONTINUITY
Replace the bulb and/or bulb socket.
NO CONTINUITY
Replace the brake light switch.
OUT OF SPECIFICATION
The wiring circuit from the main switch to the
bulb socket connector is faulty, repair it.
- 323 -