Monitor Scan Tool Data
- Connect scan tool to Data Link Connector (DLC).
- Ignition "ON" & engine "OFF" & PTG "ON" & Close tailgate
- Monitor the "Door/Gate Open Feedback" and" Door/Gate Close Feedback" Parameter on the Scan tool While pushing "OPEN' switch.
Specification:
If 'Door/Gate Open Feedback' > 9V → 'Door/Gate Close Feedback' > 8V
If 'Door/Gate Open Feedback' < 8V → 'Door/Gate Close Feedback' < 9V
Fig 1: Not operating "PTG"
Fig 2: Operating "PTG"
Fig 3: DTC B2420
- Is the measured current data within specifications?
YES:
- Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector or was repaired and ECM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO:
- Go to Inspection & Repair procedure.