Toyota Corolla Cross: When Replacing Or Removing/installing Parts
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WORK PROCEDURE
PROCEDURES NECESSARY WHEN ECU OR OTHER PARTS ARE REPLACED (for HEV Model)
Replacement Part
Necessary Procedure
Effect/Inoperative Function when Necess
ECU CONFIGURATION
STABILIZE A POWER SOURCE ON THE VEHICLE SIDE
Shut off as many following systems and parts as possible since they would generate
an electrical load.
CAUTION:
If vehicle systems
UPDATE ECU SECURITY KEY
NOTICE:
It is necessary to log in to the Toyota server to perform an ECU security
key update.
Users other than Toyota dealers can log in with a guest account issued
SEE MORE:
DESCRIPTION
Refer to DTC C051212
Click here
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
MIL
DTC Output from
Note
C051223
Right Rear Wheel Speed Sensor Signal Stuck Low
REGISTRATION / INITIALIZATION / LEARNING HIGH VOLTAGE FUSE ACCUMULATED LOAD HISTORY RESET
HINT: If the HV battery junction block assembly has been replaced, make sure to perform "High Voltage Fuse Accumulated Load History Reset" and then clear the DTCs.
DTC P0A9563 will be stored again if do n
Work Procedure
Right Rear Wheel Speed Sensor Signal Stuck Low (C051223)
