Ignition switch "OFF"

Connect GDS to Data Link Connector (DLC).

Ignition switch "ON" & Engine "OFF"

Monitor "Barometric Pressure Sensor" parameter in "Current Data" with GDS.

Fig.1) Boost pressure and barometric pressure under Ignition switch "ON"

Is the parameter displayed within specification?

	▶ 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 go to "Verification of vehicle Repair" procedure.
	▶ Go to "Diagnostic Trouble Codes(DTC) Inspection" procedure.

Ignition switch "OFF"

Connect GDS to Data Link Connector (DLC).

Ignition switch "ON"

Monitor "Diagnostic Trouble Codes(DTC)" with GDS.

Clear any DTCs stored in the system with GDS.

Re-check DTC in the system with GDS.

Did the same DTC is stored in the system?

	▶ Carefully re-do this troubleshooting guide steps. ▶ If no problems were found with the circuits or connectors, replace the ECM and go to "Verification of Vehicle Repair" procedure.
	▶ 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 go to "Verification of vehicle Repair" procedure.

Ignition switch "OFF"

Connect GDS to Data Link Connector (DLC).

Ignition switch "ON" & Engine "OFF"

Perform "Essential Work After Component Replacement" in "Vehicle Software Management" with GDS.

Select "ECU Change"

Fig.1) Vehicle S/W Management list of Engine

Fig.2) "Essential Work After Component Replacement"

Fig.3) ECU Change

Fig.4) ECU Change confirmation message

Fig.5) Complete