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Throttle Position Sensor: Testing and Inspection

Component Inspection

THROTTLE POSITION SENSOR
1. Reconnect all harness connectors disconnected.
2. Perform EC-748, "Throttle Valve Closed Position Learning". Throttle Valve Closed Position Learning
3. Turn ignition switch ON.
4. Set shift lever to D position (A/T models) or 1st position (M/T models).




5. Check voltage between ECM terminals 50 (TP sensor 1), 69 (TP sensor 2) and ground under the given conditions.
6. If NG, replace electric throttle control actuator and go to the next step.
7. Perform EC-748, "Throttle Valve Closed Position Learning". Throttle Valve Closed Position Learning
8. Perform EC-749, "Idle Air Volume Learning". Idle Air Volume Learning