Vehicle Control History

WARNING: This page is about a different variant/trim than selected.

Vehicle control history functions to store the control data (recorded data) that was recorded triggered by a certain vehicle behavior. If the DTC has not been detected for the contents of customer's claim, the vehicle control history is useful to quantitatively understand the interview contents and continue the diagnosis.

On [Start] screen, select [Diagnosis].
On [Vehicle selection] screen, enter vehicle information and select [OK].
On [Main Menu] screen, select [Each System].
On [Select System] screen, select [Plug-in Battery Charger].
On [Select Function] screen, select [Work Support].
On [Work Support] screen, select [Vehicle Ctl. Hist.].

Code	Item name	Storage condition
Code	Item name	Probable cause		Counter-measure
X0543	Auxiliary Battery Voltage Low (Plug-in Control)	Battery (12V) voltage dropped.
		User	SOC of the HV battery dropped due to excessive power consumption from the power switch being left on (IG) or the use of accessories.	Explain to the customer that it is necessary to reduce power consumption from accessories during plug-in charging.
		Vehicle	Discharged Battery (12V)	Turn the power switch on (READY) and leave the vehicle for 15 min (to charge the Battery (12V)) Explain to the customer that the Battery (12V) will discharge when the vehicle is left without being started for a long time. Inspect Battery (12V)
X0544	Auxiliary Battery Charge Canceled (Sub DC/DC Converter Temperature High)	Sub DC/DC converter operation is stopped due to it overheating. (Battery (12V) charging is then performed by the main DC/DC converter.)
		Charging environment	Sub DC/DC converter cooling performance was insufficient	Make sure that the charger cooling blower is free of foreign matter. Cool the cabin and perform plug-in charging again.
		Vehicle	Sub DC/DC converter temperature sensor (built into Electric vehicle charger assembly) malfunction (stuck on intermediate high side)	While performing plug-in charging, using the SUBARU SELECT MONITOR, read the value of Data List item "Sub DC/DC Converter Temperature (for Charging)". If the value is 105°C (221°F) or more, replace the Electric vehicle charger assembly.
X0545	Charge Delayed/Canceled (Power Supply Voltage High)	Excessively high power supply voltage is detected for a certain amount of time and charging is suspended.
		Charging environment	System power supply overvoltage	Perform plug-in charging at a different location. If the malfunction recurs, replace the Electric vehicle charger assembly.
		Vehicle	Electric vehicle charger assembly internal sensor malfunction	While performing plug-in charging, using the SUBARU SELECT MONITOR, read the value of Data List item "AC Input Voltage for Monitoring". If the value is higher than the normal system voltage, replace the Electric vehicle charger assembly.
X0546	Charge Delayed/Canceled (Power Supply Voltage Low)	Excessively low power supply voltage is detected for a certain amount of time and charging is suspended.
		Charging environment	Open in the AC line in the charging station	Check charging station Charge with the charging cable provided with the vehicle
		Vehicle	Open in the AC line in the charging cable	Inspect the charging cable
		Vehicle	Open in the AC line (Electric vehicle charger assembly - AC charger inlet cable)	Check AC line (Electric vehicle charger assembly - AC charger inlet cable)
X0548	Charge Delayed/Canceled (VH Voltage/Power Supply Voltage High)	Excessively High power supply voltage is detected for a certain amount of time and charging is suspended.
		Charging environment	System power supply overvoltage	Perform plug-in charging at a different location. If the malfunction recurs, replace the Electric vehicle charger assembly.
		Vehicle	Electric vehicle charger assembly internal sensor malfunction	While performing plug-in charging, using the SUBARU SELECT MONITOR, read the value of Data List item "AC Input Voltage for Monitoring". If the value is higher than the normal system voltage, replace the Electric vehicle charger assembly.
X0549	Charge Canceled (Power Supply Resistance Value Increase)	Supplied power dropped due to impedance of the AC line, etc.
		Charging environment	Decrease in socket charge power from the infrastructure side System voltage decreased due to use of a multi-socket or an extension cord Charging plug is not securely inserted.	Interview customer and provide instruction on usage.
		Vehicle	Open in the AC line in the charging cable	Inspect the charging cable
			Open in the AC line (Electric vehicle charger assembly - AC charger inlet cable)	Check AC line (Electric vehicle charger assembly - AC charger inlet cable)
			Electric vehicle charger assembly (VIN sensor)	While performing plug-in charging, using the SUBARU SELECT MONITOR, read the value of Data List item "AC Input Voltage for Monitoring". If the value is abnormal, replace the Electric vehicle charger assembly.
X054D	Charge Delayed (Charger Temperature High)	Charging is performed but power is restricted due to the Electric vehicle charger assembly overheating.
		Charging environment	Electric vehicle charger assembly cooling performance was insufficient	Make sure that the charger cooling blower is free of foreign matter. Cool the vehicle interior and then perform charging again.
		Vehicle	PFC temperature sensor or VH-DCDC temperature sensor (built into Electric vehicle charger assembly) malfunction (stuck on intermediate high side)	While performing plug-in charging, using the SUBARU SELECT MONITOR, read the value of the Data List items "PFC Boosting Circuit Temperature" and "DC/DC Converter Temperature (for Charging)". If the value of either is more than the following, replace the Electric vehicle charger assembly. PFC Boosting Circuit Temperature: 134°C (273°F) DC/DC Converter Temperature (for Charging): 129°C (264°F)
X054E	Charge Delayed/Canceled (Charger Power Supply Voltage Low)	Excessively low power supply voltage is detected for a certain amount of time and charging is suspended.
		Charging environment	Open in the AC line in the charging station	Check charging station Charge with the charging cable provided with the vehicle
		Vehicle	Open in the AC line in the charging cable	Inspect the charging cable
			Open in the AC line (Electric vehicle charger assembly - AC charger inlet cable)	Check AC line (Electric vehicle charger assembly - AC charger inlet cable)
			Electric vehicle charger assembly internal sensor malfunction	While performing plug-in charging, using the SUBARU SELECT MONITOR, read the value of Data List item "AC Input Voltage for Monitoring". If the value is 47 V or less, replace the Electric vehicle charger assembly.
X054F	Charge Delayed (Charger Power Supply Frequency Low)	The system power source waveform frequency decreased.
		Charging environment	Power source waveform frequency was low	Perform plug-in charging at a different location. If the malfunction recurs, replace the Electric vehicle charger assembly.
		Vehicle	Electric vehicle charger assembly internal sensor malfunction	While performing plug-in charging, using the SUBARU SELECT MONITOR, read the value of Data List item "Time Cycle of Charging Voltage Zero Crossing Point". If the value is 22.2 ms or more, replace the Electric vehicle charger assembly.
X0550	Charge Delayed/Canceled (Charging Overcurrent)	Excessive current is momentarily input to the Electric vehicle charger assembly. (System voltage waveform distortion)
X0550	Charge Delayed/Canceled (Charging Overcurrent)	Charging environment	The system power supply voltage waveform was distorted	Perform plug-in charging at a different location. If the malfunction recurs, replace the Electric vehicle charger assembly.
X0551	Charge Delayed/Canceled (Overcurrent after Boosting)	Excessive current is momentarily input to the Electric vehicle charger assembly. (System voltage waveform distortion)
X0551	Charge Delayed/Canceled (Overcurrent after Boosting)	Charging environment	The system power supply voltage waveform was distorted	Perform plug-in charging at a different location. If the malfunction recurs, replace the Electric vehicle charger assembly.
X0552	Charge Delayed/Canceled (Charging Overvoltage)	Excessively high power supply voltage is detected for a certain amount of time and charging is suspended.
X0552	Charge Delayed/Canceled (Charging Overvoltage)	Charging environment	System power supply overvoltage	Perform plug-in charging at a different location. If the malfunction recurs, replace the Electric vehicle charger assembly.
X0553	Charge Delayed/Canceled (Charger Power Supply Wave Pattern Distortion)	Abnormal charging system voltage waveform is detected.
X0553		Charging environment	System power supply overvoltage	Perform plug-in charging at a different location. If the malfunction recurs, replace the Electric vehicle charger assembly.
X1000	Charge Temporarily Canceled/Canceled (Charge Connector Operation)	During plug-in charging, the lock release button on the charging connector is pressed longer than a certain amount of time before the HV battery is fully charged.
		User	Charging connector connection not secured properly The unlock button was pressed and held down (incorrect operation).	Interview customer and provide instruction on usage.
		Vehicle	Service life of engagement parts on the charging connector or Charging inlet	Inspect the charging cable
		Vehicle	PISW circuit malfunction (open/short)	Check PISW signal circuit
		Before performing plug-in charging, the charging connector was not connected correctly.
		User	Charging connector connection not secured properly	Interview customer and provide instruction on usage.
		Vehicle	PISW circuit malfunction (open/short)	Check PISW signal circuit
X1010	Charge Canceled (Power Failure)	During plug-in charging, AC power is cut off (including voltage drop) or CPLT (control pilot signal) cannot be received with the charging cable correctly connected.
		With power switch on (IG), plug disconnected from electrical outlet or charging connector disconnected while AC power source is off
		User	Plug disconnected Charging connector disconnected while power switch on (IG)	Interview customer and provide instruction on usage.
		Charging environment	Plug disconnected Power outage Breaker was tripped Charging was suspended due to electrical power management function on charging station side System power source switch was off	Interview customer and provide instruction on usage.
		Charging environment	Charging was suspended by charging station (Charging suspension button was pushed, timer on charging station had elapsed, electrical power management function of charging station operated, charging station malfunction, etc.)	Check charging station Charge with the charging cable provided with the vehicle
		Vehicle	Charging cable internal malfunction	Inspect the charging cable
		Vehicle	CPLT (control pilot signal) circuit malfunction (open/short)	Check Control Pilot Signal Circuit
X1040	Charge Canceled (Charging Equipment (CCID Relay Stuck))	AC voltage is applied to the Electric vehicle charger assembly for a certain period of time before the charging cable CCID relay is closed.
		Charging environment	charging station CCID relay is stuck closed	Check charging station Charge with the charging cable provided with the vehicle
		Vehicle	CCID relay circuit was stuck closed	Check CPLT port resistance
			Charging cable CCID relay is stuck closed	Inspect the charging cable
			VIN sensor related malfunction occurred	Before a CCID relay closing request (value of the Data List item "Charging Relay Connect Request in CCID Box from CCID Box" is OFF) is output, using the SUBARU SELECT MONITOR, read the value of the Data List item "AC Input Voltage for Monitoring". If the value is 35 V or more, replace the Electric vehicle charger assembly.
X1050	Charge Temporarily Canceled/Canceled (Nonstandard Charging Control Signal)	Non-standard CPLT (control pilot signal) pulse received for a certain number of times or nonstandard duty received.
		Charging environment	Incompatible with charging station used	Check charging station Charge with the charging cable provided with the vehicle
		Vehicle	Charging cable malfunction	Inspect the charging cable
X1051	Charge Temporarily Canceled/Canceled (Charging Control Signal Charge Wait/Stop Request)	During plug-in charging, the CPLT signal becomes stuck (CPLT Duty: 100%) causing the IGCT relay to not close and the charging system to not start.
		During plug-in charging, the CPLT signal becomes stuck (CPLT Duty: 100%) and charging is suspended.
		(Charging station communication signal malfunction or charging suspension demand request received.)
		User	Re-insert the power plug. Re-insert the charging connector.	Interview customer and provide instruction on usage.
		Charging environment	Charging was suspended by charging stand (Charging suspension button was pushed, timer on charging stand had elapsed, electrical power management function of charging station operated, charging stand malfunction, etc.)	Check charging station Charge with the charging cable provided with the vehicle
		Vehicle	Charging cable malfunction	Inspect the charging cable
X1052	Charge Canceled (Unsupported Charging Control Signal)	HLC communication with an EVSE (charging station) has been detected (CPLT Duty: 5%). (When performing charging with an incompatible charging station.)
X1052	Charge Canceled (Unsupported Charging Control Signal)	Charging environment	Incompatible with charging station used	Check charging station Charge with the charging cable provided with the vehicle
X10C0	Charge Delayed/Canceled (Charger Temperature High)	Charging is performed but power is restricted due to the Electric vehicle charger assembly overheating.
		Vehicle	Electric vehicle charger assembly cooling performance was insufficient	Make sure that the charger cooling blower is free of foreign matter. Cool the vehicle interior and then perform charging again.
		Vehicle	PFC temperature sensor or VH-DCDC temperature sensor (built into Electric vehicle charger assembly) malfunction (stuck on intermediate high side)	While performing plugin charging, using the SUBARU SELECT MONITOR, read the value of the Data List items "PFC Boosting Circuit Temperature" and "DC/DC Converter Temperature (for Charging)". If the value of either is more than the following, replace the Electric vehicle charger assembly. PFC Boosting Circuit Temperature: 134°C (273°F) DC/DC Converter Temperature (for Charging): 129°C (264°F)
X10D0	Plug-in Control ECM Start	Even though the charging cable is connected correctly and the CPLT signal is oscillating, the IGCT SCENE relay does not close.
		Vehicle	CAN communication error	Check DTCs.
			Certification ECM (smart key ECM assembly) malfunction	Check Keyless Access Control Module.
			IGB malfunction	Check Keyless Access Control Module.
			IGCT malfunction	Check Hybrid vehicle control ECU assembly
X1100	Timer Reset (Charging Connector Reconnection)	The charging timer is canceled when the charging connector is reconnected.
X1100	Timer Reset (Charging Connector Reconnection)	User	Charging connector was reconnected	Interview customer and provide instruction on usage. (Explain to the customer that if the charging connector is connected when the charging schedule is set, the Charging indicator will blink for 15 seconds. While the charge indicator is blinking, if the charging connector is disconnected and then reconnected within 5 seconds, the charging timer will be canceled and charging will begin.)
X1102	Timer Reset (Gap of Current Time)	The current time of the internal clocks of the Electric vehicle charger assembly and MFD differ by a certain amount.
		Vehicle	The following causes are listed from most to least likely
			(1) Malfunction in wire harness of MFD	Check MFD.
			(2) Malfunction of MFD internal clock	Interview customer. Interview the customer and check if the time displayed on the MFD has differed from the actual time by 3 minutes or more for 1 week. If this Vehicle Control History item has been stored and the customer confirms that the displayed time has differed from the actual time, replace the MFD. The internal clock of the MFD can be determined to be unable to keep time accurately if the exact current time has been set and then after 1 week the displayed time differs from the actual time by 3 minutes or more. If the customer is not sure how long the displayed time on the MFD has differed from the actual time or if it has always differed from the actual time, set the internal clock of the MFD to the exact current time and then check with the customer if the displayed time differs from the actual time after 1 week.
			(3) Malfunction in wire harness of Electric vehicle charger assembly	Check Electric vehicle charger assembly.