Voyager V6-201 3.3L (1991)
Speedometer Head: Testing and Inspection
To test the gauges of the mechanical cluster, access the body computer using the DRB II scan tool or equivalent and check for any related codes.
Diagnosis of the vehicle speed sensor and circuit, the Chrysler Collision Detection (CCD) data bus, and/or the Powertrain Control Module (PCM)
should be performed with a DRB scan tool as described in the proper Diagnostic Procedures. For diagnosis of the speedometer, refer to Powertrain
Management / Computers and Control Systems / Vehicle Speed Sensor.