RAM 2500 Truck 2WD L6-5.9L DSL Turbo VIN 6 (1998)
depressed, voltage should not be present at pin-3. If voltage is not present with brake pedal not depressed, check for continuity between servo and
stop lamp switch. Also check stop lamp switch adjustment.
5. Connect a small gauge jumper wire between the disconnected servo harness 4-way connector pin-3, and pin-3 on the servo. Check for battery
voltage at pins-1, 2 and 4 of the servo. If battery voltage is not at these pins, replace the servo.
6. Turn ignition switch to OFF position. Check for continuity between disconnected servo harness 4way connector pin-4 and a good ground. There
should be continuity. If not OK, repair open circuit to ground as required.