How to Diagnose Multiple Instrument Panel Warning Lights & Module Communication Faults on a 2015 Hyundai Elantra

In this video Bernie shows us how to diagnose a multiple instrument panel warning lights caused by a communication fault on the high speed BUS system. By testing with an 8-channel scope and bridging an open circuit, the fault is identified. Once identified, Bernie uses a wiring diagram to locate BUS system breakouts leading him to the root cause, a cut wiring harness.

Subscribe to ATS on Youtube:

eSCOPE ELITE8 with Surface Pro tablet:
eBOB DLC Breakout Box:

ATS – Automotive Test Solutions innovative tools & solutions to make the technicians job easier.