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 MANUALSKIA2021FORTE GT, AUTOMATIC DCT TRANSREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLELECTRONIC STABILITY CONTROL DIAGNOSISDTC C1604-04: ECU HARDWARE ERRORWIRING INSPECTIONCIRCUIT INSPECTION
2021 Kia Forte GT, Automatic DCT Trans
Circuit Inspection
2021 Kia Forte GT, Automatic DCT TransSECTION Circuit Inspection
| Charging System Inspection | |||||
|---|---|---|---|---|---|
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
| Connector | Terminal | Connector | Terminal | ||
|
Battery | + Terminal | Battery | - Terminal | 9 to 16V |
| ESC circuit inspection | |||||
|---|---|---|---|---|---|
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
| Connector | Terminal | Connector | Terminal | ||
|
ESC module connector | 1/6/25 (power) | Chassis ground | - | B+ |
| ESC module connector | 13 (ground) | Chassis ground | - | Approx. below 1Ω | |
Good
- Go to "COMPONENT INSPECTION " procedure.
No Good
- Repair open or short in circuit and then go to "VERIFICATION OF REPAIR " 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.