Monitor DTC Status

Monitor DTC Status

1. Check DTC Status
(1) Connect scantool to Data Link Connector (DLC).
(2) IG "ON".
(3) Select "Diagnostic Trouble Codes (DTCs)" mode and then Press F4 (DTAL) to check DTC's information from the DTCs menu
(4) Read "DTC Status" parameter.




(5) Is parameter displayed "Present fault"?
YES
1) Go to "Terminal and Connector inspection" procedure.
NO
1) 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, ending, corrosion, contamination, deterioration or damage. Repair or replace as necessary and go to "Verification of Vehicle Repair" procedure.