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 P003012. Click here
HINT: Although the DTC titles say O2 sensor, these DTCs relate to the air fuel ratio sensor (sensor 1).
DTC No. Detection Item
DTC Detection Condition Trouble Area
MIL Note
P014C00 O2 Sensor Slow Response - Rich to Lean
VEHICLE CONTROL HISTORY (RoB)
HINT:
The Vehicle Control History stores the history of the reject function and
system protection operations.
The number of occurrences, date and distance are stored in batches for each
item.
CHECK VEHICLE CONTROL HISTORY (CONTINUOUSLY VARIABLE TRANSAX
Work Procedure
O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 1 (P014C00,P014D00,P015A00,P015B00)
