gmc Workshop Repair Guides

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Electrical Specifications|Page 2354 > < Engine Controls - Service Engine Soon Light, DTC 22-TPS
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Throttle Position Sensor: Electrical Specifications

 

The throttle position sensor is not adjustable on this engine but should read below 1.25 volts at closed throttle and about 4.5 volts at wide open
throttle.

Idle

Normal

0.45 to 0.95 V 

   

  

  

 

Maximum

1.25 V 

    

 

  

  

 

Wide Open Throttle

4.0 to 4.5 V 

   

    

  

 

Electrical Specifications|Page 2354 > < Engine Controls - Service Engine Soon Light, DTC 22-TPS