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.

SYS.OK|MANUAL.DB● LIVE

HOMESERVICE MANUALSKIA2017RIO EX, 4D HATCHBACKREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM DIAGNOSIS (2 OF 3)DTC P0444: EVAPORATIVE EMISSION SYSTEM - PURGE CONTROL VALVE CIRCUIT OPENW/HARNESS INSPECTIONCONTROL CIRCUIT INSPECTION

2017 Kia Rio EX, 4D Hatchback

Control Circuit Inspection

2017 Kia Rio EX, 4D HatchbackSECTION Control Circuit Inspection

■ Check Short in Signal Circuit

IG KEY "OFF".
Disconnect PCSV connector.
IG KEY "ON" & ENG "OFF"
Measure the voltage between control terminal of PCSV harness connector and chassis ground.
Specification: Approx 3.5V

Fig 1: Measuring Voltage Between Control Terminal Of PCSV Harness Connector And Chassis Ground
Courtesy of KIA MOTORS AMERICA, INC.
Is the measured voltage within specification?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- Repair Open circuit and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

Shop Manual-Ready Tools Free Quote Check Quote Shield Pro

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.