Throttle Position Sensor: Testing and Inspection

Component Inspection

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







5. Check voltage between ECM terminals 73 (TP sensor 1), 74 (TP sensor 2) and engine ground under the given conditions.
6. If NG, replace electric throttle control actuator and go to the next step.
7. Perform "Throttle Valve Closed Position Learning".
8. Perform "Idle Air Volume Learning".