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Throttle Position Sensor: Testing and Inspection





Component inspection

Throttle position sensor (TPS)
1. Connect a scantool on the Data Link Connector (DLC).
2. Start engine and check output voltages of TPS 1 and 2 at C.T and W.O.T.

Specification:Refer to SPECIFICATION.


3. Turn ignition switch OFF and disconnect the scantool from the DLC.
4. Disconnect ETC module connector and measure resistance between ETC module terminals 1 and 2.

Specification:Refer to SPECIFICATION.