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 Hyundai Veloster Base, Standard TransFACTORY OEM SERVICE PROCEDURE

General Information: DTC Detecting Condition

Item	Detecting Condition	Possible Cause
DTC Strategy	Signal check, low	Poor connection Open or short to ground in power circuit Short to ground in signal circuit MAPS
Enable Conditions	Time duration for which signal voltage keeps over the threshold > 3 sec
Threshold Value	Sensor voltage < 0.254 V
Diagnostic Time	Continuous
MIL ON Condition	2 driving cycle

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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