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.
ECW Signal Circuit Inspection
2013 Hyundai Equus UltimateSECTION ECW Signal Circuit Inspection
- Check CAN High Line
- IG "ON" & ENG "OFF"
- After connect GDS, select "Oscilloscope" mode.
- Measure the signal waveform on ECW CAN High line.
Specification:Β Refer to "SIGNAL WAVEFORM & DATAΒ "
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.