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.

2016 Hyundai Azera BaseFACTORY OEM SERVICE PROCEDURE

Front Wiper Mist Control

Fig 1: Front Wiper Mist Control Communication Diagram

Courtesy of HYUNDAI MOTOR AMERICA

Function	Characteristics	Name
Function	Characteristics	Signal Label	Spec. Designation
Input	Logic	L_IGN2	Ignition 2 Signal
Input	CAN_B Communication	C_WiperMistSW	Wiper Mist Switch from MFSW
Output	Internal	b_WiperLowByMistCMD	Wiper Mist Output command by Switch

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Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.