de21: Check for VREF at Throttle Position Sensor
| Steps | _Refer to schematic in Pinpoint Test DH
_Key Off, wait 10 seconds _DVOM on 20 volt scale _Disconnect Throttle Position Sensor _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
Reconnect Throttle Position Sensor. 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 |  |