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
Symptom
Trouble Area
There are ECUs or sensors that display a communication stop on the bus
diagnostic screen. Or, there are ECUs or sensors that display communication
stop history on the "Detail" screen.
CAN main
ON-VEHICLE INSPECTION PROCEDURE
1. INSPECT HOOD SUB-ASSEMBLY (a) Check that the clearance measurements of areas A through G are within each standard range.
Standard Clearance
Area Measurement
Area Measurement
A 3.0 to 6.0 mm
(0.1181 to 0.2362 in.)
B -1.5 to 1.5 mm
Work Procedure
Check Bus 5 Line
