What does TM mean on a 7 pin trailer plug?
NOTE: Identify contacts by looking into the open end of plug or socket.
| Plug | Color | Description |
|---|---|---|
| LT | YELLOW | Left Turn Signal |
| RT | GREEN | Right Turn Signal |
| TM | BROWN | Tail Lights |
| CENTER | RED | Charge Line |
What is the yellow wire on a 7 pin trailer plug?
The yellow wire of the 7-way harness part # H20044 that you referenced goes to the center pin of the 7-way which is an aux circuit that is typically used for reverse lights if present on the trailer.
How many amps is my trailer wire?
Battery… view full answer… What is the Maximum Amperage Draw Rating for a 7-Way Trailer Connector The reverse light circuit on most vehicles usually have a max amperage draw of around 5 amps. The amperage is usually limited by the gauge of the wire used on the circuit.
What is the blue wire on a 7 way plug?
It is an auxiliary wire typically used to connect the reverse lights from the tow vehicle to the reverse lockout solenoid located directly behind a surge brake actuator. When properly connected it allows you to disengage the trailer brakes in order to back the trailer up (without getting out of the vehicle).
What does BU mean on a trailer plug?
BU = reverse lights (if this circuit is not connected on the vehicle it will not light up) RT = Right Turn. TM = running lights (tail/marker lights) LT = left turn.
What size wire do I need for a 7 way trailer plug?
The minimum suggested wire size for a 7-way trailer plug is 16 gauge for the turn signals, brake lights, reverse lights, and running light wires. The suggested minimum for the ground, brake power, and battery hot lead wires is 12 gauge.
How do the 7-pin flat plugs and sockets work?
All CM 7-pin flat plugs and sockets have the rear of the pins captured in platic preventing the pins from pushing in. All plugs and sockets also have a cable bridge that clamps the cable securely preventing cable slippage.
What is the color code for 7-way trailer wiring?
What is the Color Code for 7-Way Trailer Wiring? 1 Green: Right turn/brake light 2 Yellow: Left turn/brake light 3 Brown: Tail/running lights 4 White: Ground wire 5 Blue: Brake controller output 6 Black: Battery hot lead 7 Purple: Reverse lights
How do I install a 7-way plug in my car?
IF YOU HAVE NO CONNECTOR If your vehicle lacks any kind of connector, the easiest way to install a 7-way plug is to install a 4-way and use an adapter. For help installing a 4-way connector, view our how-to guide here.