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.

2014 Kia Soul Base, Standard TransFACTORY OEM SERVICE PROCEDURE

R-11: Check again after replacing the AVN H/U

Fig 1: Identifying AVN H/U Connectors

Courtesy of KIA MOTORS AMERICA, INC.

Removed the AVN H/U

Go to step 1

Check the input signal of illumination (+)

Tester Connection	Condition	Specified Condition
CON-A8 ↔ GND	Always	9~16 V

Check the vehicle wiring

Go to step 2

Check the illumination (-) input signal using the oscilloscope

Tester Connection	Condition	Specified Condition
CON-A17 ↔ GND	Always	Check the PWM waveform

Check the vehicle wiring and cluster PWM output

Go to step 3

Check the vehicle illumination control unit

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.

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