Menu +
Generic selectors
Exact matches only
Search in title
Search in content
Post Type Selectors

DTC P050B:00 [PCM (SKYACTIV-G)]

DTC P050B:00 [PCM (SKYACTIV-G)]

SM2334446

id0102t4301900



Outline

System malfunction location

Cold start ignition timing performance problem
Detection condition
• PCM internal RAM malfunction.
Fail-safe
• Not applicable
Possible cause
• PCM internal RAM malfunction
System wiring diagram
• Not applicable
Connector diagram
• Not applicable



Diagnostic Procedure

Step

Inspection

Results

Action
1
IDENTIFY TRIGGER DTC FOR FREEZE FRAME DATA
• Is the DTC P050B:00 on freeze frame data?
Yes
Go to the next step.
No
Go to the troubleshooting procedure for DTC on freeze frame data.
(See DTC TABLE [PCM (SKYACTIV-G (US))].)
2
RECORD VEHICLE STATUS WHEN DTC WAS DETECTED TO UTILIZE WITH REPEATABILITY VERIFICATION
• Record the freeze frame data/snapshot data.

Note
• Recording can be facilitated using the screen capture function of the PC.
—
Go to the next step.
3
VERIFY RELATED REPAIR INFORMATION OR SERVICE INFORMATION AVAILABILITY
• Verify related Service Bulletins, on-line repair information, or Service Information availability.
• Is any related Information available?
Yes
Perform repair or diagnosis according to the available information.
• If the vehicle is not repaired, go to the next step.
No
Go to the next step.
4
PERFORM DTC INSPECTION AND VERIFY IF MALFUNCTIONING PART IS PCM
• Clear the DTC recorded in the memory. (See CLEARING DTC.)
• Replicate the vehicle conditions at the time the DTC was detected using the following procedure.
― Leave the vehicle for 7 hours or more.
― Start the engine and leave it idling for 1 min.
• Perform the DTC inspection for the PCM. (See DTC INSPECTION.)
• Is the same Pending DTC present?
Yes
Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error.
(See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [(US)].)
If the CAN communication is normal, replace the PCM and perform the repair completion verification.
(See PCM REMOVAL/INSTALLATION [SKYACTIV-G (WITH CYLINDER DEACTIVATION (US))].)
(See PCM REMOVAL/INSTALLATION [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))].)
No
Go to the next step.
Repair completion verification
VERIFY IF OTHER DTCs DISPLAYED
• Perform the DTC inspection. (See DTC INSPECTION.)
• Are any other DTCs displayed?
Yes
Repair the malfunctioning location according to the applicable DTC troubleshooting.
No
DTC troubleshooting completed.