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 MANUALSHYUNDAI2024KONA LIMITED, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 27 (ENGINE CONTROL SYSTEM DIAGNOSIS - 2.0 (10 OF 15))DTC P0605-00: INTERNAL CONTROL MODULE READ ONLY MEMORY (ROM) ERRORDTC INSPECTIONINSPECTION FOR PCM GROUND CIRCUIT
2024 Hyundai Kona Limited, 4WD
Inspection For PCM Ground Circuit
2024 Hyundai Kona Limited, 4WDSECTION Inspection For PCM Ground Circuit
WARNING: This page is about a different variant/trim than selected.
- Turn IGN switch ON.
- Check ground terminal of PCM using multi-tester.
- Check the PCM ground terminal voltage value.
- If the voltage is faulty, Inspection For wiring harness.
List of Inspection Normal value Inspection Condition Probe (+) Probe (-) PCM
GroundApprox. 0V - IGN Switch "OFF"
- Disconnect the PCM connector
PCM Connector side
3. GroundChassis Ground PCM Connector side
4. GroundChassis Ground
Information
The failure part according to the PCM ground wire inspection can be expected as follows:
| Measurement Result | Possible Cause |
|---|---|
| When voltage is not output | Wiring disconnection/Need to check GC201 ground terminal |
OK
Go to "Final DTC checking" procedure
NG
Go to "Inspection For Open In PCM Ground Circuit" procedure.
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.