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:
PRECAUTION CAUTION: Replace any faulty parts of the seat belt systems (outer belt, inner belt, bolts, nuts, adjustable shoulder anchor, tether anchor hardware and other related parts). When inspecting a vehicle that has been involved in a collision, be sure to check all of the seat belt systems rega
DTC SUMMARY MALFUNCTION DESCRIPTION The hybrid vehicle control ECU monitors the high-voltage wiring between the HV battery and inverter with converter assembly and detects a power supply malfunction.
The cause of this malfunction may be one of the following: Inverter voltage sensor (VL) internal
Work Procedure
Precaution
