Del City Catalog

trailer connectors

Wire Color Codes

recreational vehicles 7-pole connectors

universal 6-pole connectors

recommended wire gauge

no.

color

circuits

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no.

color

circuits

1

ground return

White

1

ground return

10 gauge

White

2

tail lights

Brown

2

electric brake

12 gauge

Blue

3

left turn

Yellow

tail, license & running lights

3

14 gauge

Green

4

stop

Red

4

battery charge

10 gauge

Black

5

right turn

Green

stop & left hand turn signal stop & right hand turn signal

5

14 gauge

Red

6

auxiliary circuit

Blue

6

14 gauge

Brown

7

auxiliary circuit

14 gauge

Yellow

heavy-duty 7-pole connectors

universal 4-pole connectors

recommended wire gauge

FMVSS-121 anti-lock

no.

color

circuits

no.

color

circuits

1

ground return

White

1

ground return

10 gauge

8 gauge

White

clearance, side marker & identification lamps

2

right turn & brake lights

Green

2

12 gauge 12 gauge

Black

3

left turn & brake lights

Yellow Red or

left turn & hazard signal

3

12 gauge 12 gauge

Yellow

4

tail lights

Brown

stop lamps & anti-lock devices 12 gauge 10 gauge

4

Red

INFORMATION

right turn signal & hazard signal

5

12 gauge 12 gauge

Green

tail, rear clearance, marker & license plate lamps

NOTE: Check all circuits before operating vehicle.

6

12 gauge 12 gauge

Brown

7

auxiliary circuit

12 gauge 12 gauge

Blue

TRAILERWIRING DIAGRAM

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