Infiniti Workshop Service and Repair Manuals

Throttle Position Sensor: Testing and Inspection
Secondary Throttle Sensor, (With Traction Control Only)

Fig. 214 Secondary Throttle Sensor Terminal Identification

1.

Turn ignition switch Off.

2.

Disconnect secondary throttle sensor harness connector.

3.

Check resistance between terminals B and C, Fig. 214.

4.

Check resistance as follows:
a. Secondary throttle valve fully open, resistance should be approximately 3000-5800 ohms.
b. Secondary throttle valve partially open, resistance should be 800-5800 ohms.
c. Secondary throttle valve fully open, resistance should be approximately 800 ohms.