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Chevrolet Astro Van Workshop Manuals & Auto Repair Guides

Electrical Specifications|Page 2182 > < Oil Pressure Switch (For Fuel Pump)|Locations|Page 2177
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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 2182 > < Oil Pressure Switch (For Fuel Pump)|Locations|Page 2177