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.
2003 Kia Sorento V6-3.5LFACTORY OEM SERVICE PROCEDURE
Transmission Position Sensor/Switch: Testing and Inspection
TRANSAXLE RANGE SWITCH
1. Operating inspection
1. Check that the starter turns with the ignition switch at START position and the selector in the "P" and "N" range only.
2. Check that the back-up (reverse) lights illuminate when shifted to the "R" range with the ignition switch in the ON position.
3. Check the transaxle range switch if it is not working properly.
2. Adjustment
1. Shift the selector lever to the "N" range.
2. Loosen the transaxle range switch mounting bolts.
3. Disconnect the transaxle range switch connector.
4. Check the continuity of the terminals using ohmmeter.
5. Adjust the switch to the point where there is continuity between the terminals.
1. Operating inspection
1. Check that the starter turns with the ignition switch at START position and the selector in the "P" and "N" range only.
2. Check that the back-up (reverse) lights illuminate when shifted to the "R" range with the ignition switch in the ON position.
3. Check the transaxle range switch if it is not working properly.
2. Adjustment
1. Shift the selector lever to the "N" range.
2. Loosen the transaxle range switch mounting bolts.
3. Disconnect the transaxle range switch connector.
4. Check the continuity of the terminals using ohmmeter.
5. Adjust the switch to the point where there is continuity between the terminals.
Factory Service Tools
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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.
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