Maxima V6-2960cc 3.0L SOHC MFI (VG30E) (1990)
Throttle Position Sensor: Component Tests and General Diagnostics
Fig. 153 Throttle Sensor Inspection
1.
Disconnect throttle sensor connector.
2.
Using an ohm meter, check resistance across terminals e and f.
Resistance value should change smoothly, without any glitches, as throttle is moved from idle to WOT.
Replace sensor if it fails the above test.