PL720 2WD L4-2488cc 2.5L DSL (SD25) (1985)
EGR Valve Position Sensor: Testing and Inspection
Fig. 23 Testing potentiometer.
Fig. 64 Testing potentiometer.
1.
Disconnect potentiometer harness connector and connect ohmmeter as shown, Figs. 23 & 64.
2.
Ensure that resistance changes when opening angle of control lever of fuel injection pump is changed.