Throttle Position Continuity Check

Figure 1:

Figure 2:

Figure 3:

Tool Required J 39200 Digital Multimeter

1. Disconnect TP sensor electrical connector.
2. Loosen TP sensor attaching screws.
3. Insert a feeler gage between the throttle stop screw and the throttle lever.
4. Disconnect the throttle opener vacuum hose from the throttle body and apply vacuum to it.
5. Using a J 39200, (figure 2) check for continuity between the terminals of the TP sensor according to Figure 3.
6. Rotate the TP sensor if necessary to adjust.

^ Tighten TP sensor attaching screws.
^ Reconnect TP sensor electrical connector and throttle opener vacuum hose to throttle body.