B Series Truck 2WD L4-2184cc 2.2L 2200 2-bbl (1990)
Transmission Position Switch/Sensor: Service and Repair
Fig. 6 P Range Switch Location
1.
Disconnect negative battery cable.
2.
Remove upper panel from shift mechanism.
3.
Disconnect P range switch connector Fig. 6.
4.
Using a suitable ohmmeter, test for continuity as follows:
a. With selector lever in P range and and selector lever button released, continuity should exist.
b. With selector lever in P range and selector lever button depressed, continuity should not exist.
c. With selector lever in R, D, S or L ranges and selector lever button depressed, continuity should not exist.
5.
If continuity tests are not to specifications, replace P range switch.