ORACLE Lighting 7443-CK LED Switchback High Output Can-Bus LED Bulbs (Pair)
The ORACLE 7443-CK LED Switchback bulbs bring dual-color output to any CAN-Bus vehicle running a 7443-CK style socket. They run white as a daytime running light and switch to amber when the turn signal activates - high-output and far brighter than OEM halogen. Because they communicate directly with the vehicle's CAN-Bus computer, they operate error-free out of the box with no load equalizers.
Key Features
- CAN-Bus error-free - no "bulb out" warning messages
- Switchback dual-color: white DRL that automatically switches to amber on turn signal
- No load equalizers or resistors required
- High-output design, significantly brighter than OEM halogen
- High-performance aluminum construction with an ultra-efficient 2-piece heat sink
- Plug-and-play direct socket replacement - no wiring modifications
- Engineered specifically for the CK-type socket (ground terminals on the same side)
Fitment & Compatibility
Designed specifically for the 7443-CK socket. Many late-model Toyota vehicles (such as the Tundra) and Jeep Wrangler JL front turn signals use the CK-type socket. Examine your original bulb - most CK bulbs read "SRCK" on the base and have ground terminals on the same side of the connector. Using a standard 7443 bulb in a CK socket (or vice versa) can cause only one brightness level to illuminate or a short circuit, so confirm your socket type before ordering.
Specifications
| Specification | Detail |
|---|---|
| ORACLE Part # | 5111-023 |
| Bulb Type | 7443-CK (CK socket) |
| Colors | White (DRL) + Amber (Turn Signal) |
| Function | Switchback dual-color |
| CAN-Bus Compatible | Yes - error-free |
| Load Equalizers | Not required |
| Construction | High-performance aluminum |
| Heat Management | 2-piece heat sink |
| Included Qty | Pair (2 bulbs) |
| Warranty | 2-Year |
What's in the Box
- (2) ORACLE 7443-CK LED Switchback High-Output CAN-Bus Bulbs
Frequently Asked Questions
What is a 7443-CK connection?
The 7443-CK is like the traditional 7443 bulb except the ground terminals are located on the same side of the connector. If the ground terminals are on opposite sides, you have a standard 7443 socket.
How do I know if I have a standard or CK socket?
Many late-model Toyota vehicles and Jeep Wrangler JL front turn signals use the CK-type socket. Examine your original bulb - most CK bulbs have "SRCK" printed on the base.
What happens if I use a standard LED bulb in a CK socket?
Only one brightness level will illuminate depending on how the bulb is plugged in, and it may cause a short circuit. Always confirm your socket type before ordering.
Only one color lights up after installation - what do I do?
These bulbs are polarity-dependent. Remove the bulb and re-insert it in the opposite orientation to correct it.
I have a Sport model and get a signal-out error. How do I fix it?
This can be resolved by having the front turn signals set to LED at your local dealership, or with a Tazer/JScan programmer from home.
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