505 L4-2304cc 2.3L DSL XD-2 (1982)
Vehicle Speed Sensor: Testing and Inspection
1.
Disconnect speed sensor electrical connector at ECM.
2.
Measure resistance between speed sensor terminals using suitable ohmmeter.
3.
If resistance is not 40-60 ohms, check wiring between sensor and ECM and repair as needed.
4.
If wiring is satisfactory, replace speed sensor.