chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Diagram Information and Instructions|Page 3150 > < Diagram Information and Instructions|Page 3148
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Throttle Position Sensor: Adjustments

THROTTLE POSITION (TP) SENSOR ADJUSTMENT

ADJUSTMENT PROCEDURE

1. Install a scan tool.
2. Loosen the TP sensor fasteners
3. Ensure that the throttle valve is closed completely.
4. Observe the TP sensor parameter on the scan tool.
5. Rotate the TP sensor until the scan indicates that the sensor voltage is within 0.35-0.65 volts.

NOTE:  Refer to Fastener Notice in Service Precautions.

6. Tighten the TP sensor fasteners while keeping the TP sensor voltage within 0.35-0.65 volts.

Tighten
Tighten both fasteners to 2.5 N.m (22 lb in).

7. Connect the IAC bypass hose to the throttle body.

Diagram Information and Instructions|Page 3150 > < Diagram Information and Instructions|Page 3148