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.
2008 Kia Rondo V6-2.7LFACTORY OEM SERVICE PROCEDURE
Throttle Position Sensor: Testing and Inspection
INSPECTION
SCHEMATIC DIAGRAM
SPECIFICATION
[THROTTLE POSITION SENSOR]
[ETC MOTOR]
CIRCUIT DIAGRAM
FAIL-SAFE MODE
COMPONENT INSPECTION
1. Connect a scan tool to the Diagnosis Link Connector (DLC).
2. Start engine and check output voltages of TPS 1 and 2 at C.T and W.O.T.
3. Turn ignition switch OFF and disconnect the scantool from the DLC.
4. Disconnect ETC module connector and measure resistance between ETC module terminals 4 and 1 (TPS 1).
5. Measure resistance between ETC module terminals 7 and 6 (TPS 2).
Specification: Refer to SPECIFICATION.
ETC MOTOR
1. Disconnect ETC module connector and measure resistance between ETC module terminals 5 and 8.
Specification: Refer to SPECIFICATION.
ETC SYSTEM INITIALIZATION
1. Erase DTC(s) memorized in PCM with a scan tool.
2. Turn ignition switch off and wait for about 10 seconds.
3. Turn ignition switch on for more then 1 second. (At this time, the PCM records initial position of ETC motor on its EEPROM).
Factory Service Tools
Use the Manual With the Right Hardware
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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.