Connect scantool to data link connector(DLC).
Engine "ON".
Monitor the "OUTPUT SPEED SENSOR" parameter on the scan tool.
Drive the vehicle.
Fig 1) Input speed sensor signal while driving
Is "Output speed sensor" output value within normal range ?
![]() | ▶ Fault is intermittent caused by poor contact in the sensor's and/or PCM/TCM's connector or was repaired and PCM/TCM memory was not cleared. Throughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration or damage.Repair or replace as necessary and go to "verification of vehicle repair" procedure. |
![]() | ▶ Go to "Component Inspection" procedure. |