Diagnostic Procedure

DTC U0315:00 PCM (SKYACTIV-G 2.5 - WITH CYLINDER DEACTIVATION) DIAGNOSTIC PROCEDURE

STEP	INSPECTION	RESULTS	ACTION
1	RECORD VEHICLE STATUS AT TIME OF DTC DETECTION TO UTILIZE WITH REPEATABILITY VERIFICATION NOTE: Recording can be facilitated using the screen capture function of the PC. Record the snapshot data on the repair order.	-	Go to the next step.
2	VERIFY RELATED SERVICE INFORMATION AVAILABILITY Verify related Service Information availability. Is any related Service Information available?	Yes	Perform repair or diagnosis according to the available Service Information. If the vehicle is not repaired, go to the next step.
2		No	Go to the next step.
3	VERIFY DTC FOR MODULE COMMUNICATION Switch the ignition off, then ON (engine off). Perform the Pending Trouble Code Access Procedure and DTC Reading Procedure. (See ON-BOARD DIAGNOSTIC TEST (PCM (SKYACTIV-G 2.5 (With Cylinder Deactivation))) .) Are any other PENDING CODEs and/or DTCs present?	Yes	Go to the applicable PENDING CODE or DTC inspection. (See DTC TABLE (PCM (SKYACTIV-G 2.5 (With Cylinder Deactivation))) .)
3		No	Go to the next step.
4	VERIFY DSC HU/Control Module DTC Perform the DSC HU/Control Module DTC inspection using the M-MDS. (See DTC INSPECTION [DYNAMIC STABILITY CONTROL (DSC)] .) Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [DYNAMIC STABILITY CONTROL (DSC)] .)
4		No	Go to the next step.
5	INSPECT DSC HU/Control Module CONNECTOR CONDITION Switch the ignition off. Disconnect the DSC HU/Control Module connector. Inspect for poor connection (such as damaged/pulled-out pins, corrosion). Is there any malfunction?	Yes	Repair or replace the connector and/or terminals, then go to Step 7.
5		No	Go to the next step.
6	INSPECT PCM CONNECTOR CONDITION Disconnect the PCM connector. Inspect for poor connection (such as damaged/pulled-out pins, corrosion). Is there any malfunction?	Yes	Repair or replace the connector and/or terminals, then go to the next step.
6		No	Go to the next step.
7	VERIFY DTC TROUBLESHOOTING COMPLETED Always reconnect all disconnected connectors. Clear the DTC from the PCM memory using the M-MDS. (See CLEARING DTC (PCM (SKYACTIV-G 2.5 (With Cylinder Deactivation))) .) Perform the KOEO or KOER self test. (See KOEO/KOER SELF TEST (PCM (SKYACTIV-G 2.5 (With Cylinder Deactivation))) .) Is the same DTC present?	Yes	Repeat the inspection from Step 1. If the malfunction recurs, replace the PCM. (See PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.5 (WITH CYLINDER DEACTIVATION)] .) Go to the next step.
7		No	Go to the next step.
8	VERIFY AFTER REPAIR PROCEDURE Perform the "AFTER REPAIR PROCEDURE". (See AFTER REPAIR PROCEDURE (PCM (SKYACTIV-G 2.5 (With Cylinder Deactivation))) .) Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE (PCM (SKYACTIV-G 2.5 (With Cylinder Deactivation))) .)
8		No	DTC troubleshooting completed.