DESCRIPTION
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| P2279 | Air leakage from intake air system for 2.5 seconds or more (3 trip detection logic) |
|
INSPECTION PROCEDURE
When replacing the ECM, the ECM needs Registration and Initialization (Click here).
When the ECM must be replaced, before replacing the ECM, perform the "Learning Values Save" function using the GTS. Then after installing the new ECM, perform all of the initialization/registrations for the "Learning Values Write" function by following the instructions shown on the GTS display.
Read freeze frame data using the GTS. Freeze frame data records the engine condition when malfunctions are detected. When troubleshooting, freeze frame data can help determine if the vehicle was moving or stationary, if the engine was warmed up or not, and other data from the time the malfunction occurred.
PROCEDURE
CHECK INTAKE SYSTEM
Check for air leakage between the turbocharger and intake manifold.
Check for air leakage at intake manifold.
Check that there are no disconnected or leaking hoses or pipes.
| OK |
|---|
| No leakage. |
REPLACE ECM
Replace the ECM (Click here).
REPAIR OR REPLACE INTAKE SYSTEM
Repair or replace the malfunctioning parts of the intake system.
CONFIRM WHETHER MALFUNCTION HAS BEEN SUCCESSFULLY REPAIRED
Connect the GTS to the DLC3.
Turn the ignition switch to ON and turn the GTS on.
Clear the DTCs (Click here).
Turn the ignition switch off and wait for 60 seconds or more [A].
Perform road test [B].
Repeat [A] and [B] for the number of trips detected.
Enter the following menus: Engine and ECT / Trouble Codes.
Confirm that the DTC is not output again.
END