DP4 - Check Vehicle Speed Sensor Resistance
- Key "OFF".
- Vehicle Speed Sensor (VSS) disconnected.
- Measure the resistance of the VSS.
- Is resistance between 190 and 250 ohms?
Yes -- Remove breakout box. Replace Powertrain Control Module (PCM). Reconnect VSS. Repeat test step DP1 drive cycle to verify elimination of Diagnostic Trouble Code (DTC) or drive complaint. DP1 - Complete VSS Drive Cycle
No -- Replace VSS. Remove breakout box. Repeat test step DP1 drive cycle to verify the elimination of DTC or drive complaint. DP1 - Complete VSS Drive Cycle