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.
Circuit Inspection
2021 Kia Forte EXSECTION Circuit Inspection
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
|---|---|---|---|---|---|
| Connector | Terminal | Connector | Terminal | ||
|
A/V & Navigation head unit harness connector | 10/11/22/33 (power) | Chassis ground | - | B+ |
| A/V & Navigation head unit harness connector | 12/13 (ground) | Chassis ground | - | Approx. below 1Ω | |
Good
- Fault is intermittent caused by poor contact in the sensor's and/or AVN's connector or was repaired and AVN memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "Verification of vehicle Repair" procedure.
- Repair as necessary and then go to "Verification of Vehicle Repair" procedure.
No Good
- Carefully re-do this troubleshooting guide steps.
- If no problems were found with the circuits or connectors, replace the A/V & Navigation head unit and go to "VERIFICATION OF REPAIR " procedure.
RENDER: 1.0x
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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.