Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSDODGE AND RAM20241500 TRXREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 451 (CIRCUIT TESTING PROCEDURES - NON-DTC-BASED DIAGNOSTICS)DESCRIPTIONCIRCUIT INFORMATION
2024 Dodge and Ram 1500 TRX
Circuit Information
2024 Dodge and Ram 1500 TRXSECTION Circuit Information
WARNING: This page is about a different car, the 2024 Jeep Wagoneer L, 2024 Jeep Wagoneer, 2024 Jeep Grand Wagoneer L, and 2024 Jeep Grand Wagoneer. However, it is still accessible from the selected car via links, so may be relevant.
Each wire shown in the wiring diagrams contains a code which identifies the main circuit, a specific portion of the main circuit, gauge of wire, and color.
As an example, circuit A 2 18 LB/YL is decoded in the following manner:
| Circuit Type: | A (Battery Feed Circuit) |
| Circuit Level: | 2 (Level Two) |
| Wire Size: | 18 (Eighteen Gauge Wire) |
| Wire Color: | LB/YL (Light Blue with Yellow Tracer) |
WIRE COLOR CODE CHART
| SAE/ISO FORMAT | FCA FORMAT | ||
|---|---|---|---|
| COLOR | COLOR CODE | COLOR | COLOR CODE |
| BLACK | BK | BLACK | BK |
| BLUE | BL | BLUE | BU |
| BEIGE | BG | BROWN | BR |
| BROWN | BN | DARK BLUE | DB |
| DARK BLUE | DB | DARK GREEN | DG |
| DARK GREEN | DG | GRAY | GY |
| GRAY | GY | LIGHT BLUE | LB |
| GREEN | GN | LIGHT GREEN | LG |
| ORANGE | OR | ORANGE | OR |
| PINK | PK | PINK | PK |
| RED | RD | RED | RD |
| VIOLET | VT | TAN | TN |
| WHITE | WH | VIOLET | VT |
| YELLOW | YE | WHITE | WT |
| - | - | YELLOW | YL |
| - | - | WITH TRACER | * |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.