Diagnostic Procedure

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DTC U053B-00: (PCM, VIN Y) 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 REPAIR INFORMATION AVAILABILITY Verify related Service Bulletins and/or on-line repair information availability. Is any related repair information available?	Yes	Perform repair or diagnosis according to the available repair information. If the vehicle is not repaired, go to the next step.
2		No	Go to the next step.
3	VERIFY FORWARD SENSING CAMERA (FSC) DTC Switch the ignition off, then ON (engine off). Perform the forward sensing camera (FSC) DTC inspection using the M-MDS. Are any DTCs present?	Yes	Go to the applicable DTC inspection. Go to the next step.
3		No	Go to the next step.
4	VERIFY DTC TROUBLESHOOTING COMPLETED Always reconnect all disconnected connectors. Clear the DTC from the PCM memory using the M-MDS. (See CLEARING DTC [PCM (VIN Y)] ). Perform the KOEO or KOER self test. (See KOEO/KOER SELF TEST [PCM (VIN Y)] ). Is the same Pending DTC present?	Yes	Repeat the inspection from Step 1. If the malfunction recurs, replace the forward sensing camera (FSC). Go to the next step.
4		No	Go to the next step.
5	VERIFY AFTER REPAIR PROCEDURE Perform the "AFTER REPAIR PROCEDURE". (See AFTER REPAIR PROCEDURE [PCM (VIN Y)] ). Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [PCM (VIN Y)] ).
5		No	DTC troubleshooting completed.