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.
Signal Circuit Inspection
2015 Kia Soul EV BaseSECTION Signal Circuit Inspection
- IG "ON" & ENG "OFF".
- Disconnect Stop signal electronic module connector.
- Measure the voltage between Pin No. 5 (stop lamp switch signal) terminal of Stop signal electronic module harness connector while switch is being pressed.
Specification: Approx. 12V
- Is measured value within specification~
YES
- Go to Next step procedure.
NO
- Check the status of the Brake Switch 10A fuse in smart juction block & stop lamp switch. Repair or replace as necessary and go to "Verification Of Vehicle Repair " procedure.
- Connect Stop signal electronic module connector.
- Measure the voltage between Pin No. 6 (stop lamp switch signal) terminal of Stop signal electronic module harness connector while switch is being pressed.
- Measure voltage between Pin No. 36 (stop lamp switch signal) terminal of IBAU harness connector and chassis ground.
Specification: Approx. 12V
- Is the measured value within specifications~
YES
- Go to Next step procedure.
NO
- Replace Stop signal electronic module and then go to "Verification Of Vehicle Repair " procedure.
- Measure the voltage between Pin No. 4 (RSM signal) terminal of Stop signal electronic module harness connector while switch is being pressed.
- Measure voltage between Pin No. 37 (RSM signal) terminal of IBAU harness connector and chassis ground.
Specification: Approx. 12V
- Is the measured value within specifications~
YES
- Fault might be intermittent caused by poor contact in the sensor's and/or ECU's connector or was repaired and ECU 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.
NO
- Go to "GROUND CIRCUIT INSPECTION " 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.