P1697

DTC P1697 HI-SCAN MESSAGE ERROR

Component Location:

GENERAL DESCRIPTION
In immobilizer system, scantool is mainly used for diagnosis. besides this, registration of key and neutralization of ECM executed by scantool. For ECM communicate with other components such as SMARTRA and scantool by changing type of communication through just one line, K-line communication between scantool and ECM is unavailable while communication between ECM and SMARTRA is in progress.

DTC DESCRIPTION
The ECM sets DTC P1696 if Request from Tester is Invalid.

DTC Detecting Condition:

MONITOR DTC STATUS
1. Connect scantool to Data Link Connector (DLC)
2. Ignition "ON" & engine "OFF"
3. Select "Diagnostic Trouble Codes (DTCs)" mode and monitor "DTC Status" parameter
4. Is the DTC B1697 present?

YES - Go to "Inspection & Repair" procedure.

NO - Fault is intermittent caused by poor contact in SMARTRA'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.

COMPONENT INSPECTION
1. Check communication between ECM and scantool
1. IGN "ON" & Engine "OFF".
2. Connect scantool to Data Link Connector (DLC).




3. Erase the DTC and Monitor Parameter of immobilizer on the Scantool.
- Try one more time from "select car model "even if "Communication error" is present on the scantool

4. Is the communication between ECM and scantool normal?

YES
- If ECM is in "Locked by Timer" status. Keep "KEY ON" status for 1 hours to withdraw "Locked by Timer" status.
- Then repair or replace as necessary and go to "Verification of Vehicle Repair" procedure.

NO
- Substitute with a known-good scantool and check for proper operation.
- If the problem is corrected, Go to "Verification of Vehicle Repair" procedure.

VERIFICATION OF VEHICLE REPAIR
After a repair, it is essential to verify that the fault has been corrected.
1. Connect scantool and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the scantool.
3. Are any DTCs present?

YES - Go to the applicable troubleshooting procedure.

NO - System is performing to specification at this time.