Acura B1779: HFL Switch (HFL TALK/HFL BACK Buttons) Circuit Open/Short
Is your scanner showing Acura B1779?
No worries. We'll show you what it means and how to deal with it.
Acura B1779: HFL Switch (HFL TALK/HFL BACK Buttons) Circuit Open/Short
OVERVIEWWhat Does The Acura B1779 Code Mean?
HFL Switch Open/Short circuit.
NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN system diagnosis test mode A.
What Are The Potential Causes Of The Acura B1779 Code?
- Faulty Cable Reel Subharness
- “Short” to power
- “Open” circuit between the switch, cable reel, and HandsFreeLink control unit
- “Open” in the wire between the switch, cable reel, and the audio unit
- Faulty HandsFreeLink control unit
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> Twippo 372Pcs Waterproof Wire Connectors Kit
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Acura B1779, DTCDECODE.
