SIGNALING SYSTEM8-24NG →OK ↓The tail/brake light fails to come on.NG →OK ↓NG →OK ↓NG →OK ↓NG →OK ↓NG →OK ↓NG →OK ↓2. Check the entire signaling systemwiring.Refer to “CIRCUIT DIAGRAM” onpage 8-21.Properly connect or replace the wire har-ness.Replace the horn.1. Check the tail/brake light bulbs andsockets.Refer to “CHECKING THE BULBSAND BULB SOCKETS” on page8-194.Replace the tail/brake light bulb, socket orboth.2. Check the front brake light switch.Refer to “CHECKING THESWITCHES” on page 8-191.Replace the front brake light switch.3. Check the rear brake light switch.Refer to “CHECKING THESWITCHES” on page 8-191.Replace the rear brake light switch.4. Check the brake switch relay.Refer to “CHECKING THE RE-LAYS” on page 8-199.Replace the brake switch relay.5. Check the brake light relay.Refer to “CHECKING THE RE-LAYS” on page 8-199.Replace the brake light relay.6. Check the entire signaling systemwiring.Refer to “CIRCUIT DIAGRAM” onpage 8-21.Properly connect or replace the wire har-ness.This circuit is OK.