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.

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HOMESERVICE MANUALSKIA2015K900 V6REPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESANTI-LOCK BRAKESELECTRONIC STABILITY CONTROL DIAGNOSISDTC C2112: VALVE RELAY ERRORDTC INFORMATIONDTC DETECTING CONDITION

2015 Kia K900 V6

DTC Information: DTC Detecting Condition

2015 Kia K900 V6SECTION DTC Detecting Condition

Item		Detecting Condition	Possible cause
DTC Strategy		Voltage Monitoring	Open or short of power supply circuit Faulty HECU
Monitoring Period	Case 1 (Open)	If the valve relay is switched on and the reference voltage of valve relay less than 5±0.5V continuously for 56ms, the failure is detected
Monitoring Period	Case 2 (Short or leakage)	If the valve relay is switched off and voltage of valve relay higher than 6±0.5V or less than 2.5±0.5V continuously for 56ms, the failure is detected
Fail Safe		The ABS/EBD/ESP(ESC) functions are inhibited The ABS/EBD/ESP(ESC) warning lamps are activated

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:

• 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.