Steps | _ Refer to schematic in Pinpoint Test DH
_ Key Off, wait 10 seconds _ Disconnect Throttle Position sensor vehicle harness connector at throttle body. Inspect for damaged pins, corrosion, loose wires, etc. Service as necessary _ DVOM on 20 volt scale _ Key On engine Off _ Measure voltage between VREF and SIGNAL RETURN at the Throttle Position Sensor vehicle harness connector |
Result | Is voltage between 4.0 and 6.0 volts? |
Direction | YES
GO to Continue NO GO to Pinpoint Test Step Continue |
Component | Throttle Position Sensor |
Description | The TPS provides the EEC with a signal proportional to opening angle of the throttle body throttle plates, which informs the EEC the movement and position of the throttle plate. |
Location | Mounted on the throttle body |
Wire Colors | Dark Green with Light Green stripe
Orange with White stripe Black with White stripe |
Image | |