Monitor Scan Tool Data
- Connect scan tool to data link connector (DLC)
- Ignition "ON" & Engine "OFF".
- Monitor the "A/T CON. RELAY VOLT" parameter on the scan tool
Specification: Approx. B+
- Is A/T RELAY VOLT within specifications?
YES
- Fault is intermittent caused by poor contact in the sensor's and/or TCM (PCM) connector or was repaired and TCM (PCM) memory was not cleared. Thoroughly 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.
NO
- Go to "W/HARNESS INSPECTION " procedure.