The issue is most likely with the chassis ECU. You can add external resistors. LED’s draw very little amps and the module is not recognizing them. The chassis manufacturer may also be able to reprogram the ECU for you.
-
Stop, Turn & Tail Lights
-
Turn Signals
-
Clearance, Marker, & ID Lights
-
LED Clearance + Side Marker Lights
- 1-3/8-inch Round .180 Bullet
- 1-3/8-inch Round Stripped Wire
- 2-1/2-inch Round AMP
- 2-1/2-inch Round PL10
- 2-inch Round AMP
- 2-inch Round PL10
- 3/4-inch Round .180 Bullet
- 3/4-inch Round AMP
- 3/4-inch Round Stripped Wire
- Oval .180 Bullet
- Oval Stripped Wire
- Rectangular .156 Bullet
- Rectangular .180 Bullet
- Rectangular PL10
- Rectangular Stripped Wire
- Round AMP
- Round PL10
- Round Stripped Wire
- LED Auxiliary Marker + Accessory Lights
- Incandescent Clearance Side Marker + Cab Lights
- LED Identification Bar Lights
- Incandescent Identification Bar Lights
-
LED Clearance + Side Marker Lights
-
Back-Up, License, Utility, & Dome
-
Specialty Lighting
- LED Headlights
-
LED Work Lights
- Oval Stripped Wire
- Rectangular .180 Bullet
- Rectangular AMP
- Rectangular Packard
- Rectangular Stripped Wire
- Round .180 Bullet
- Round 4-way Flat
- Round AMP
- Round Blade
- Round Jacketed AMP
- Round Packard
- Round Stripped Wire
- Square .180 Bullet
- Square Accessory Plug
- Square AMP
- Square Packard
- Square Stripped Wire
- Incandescent Work Lights + Snow Plow Lights
- LED Auxiliary Driving Lights
- Halogen Fog Driving + Off-Road Lights
-
Warning & Emergency Lights
- European (ECE) Lighting
- Mounting Accessories
-
Electrical Accessories
- Conspicuity & Reflectors
- Related Accessories
- Merchandising