Toyota Corolla Cross: Hybrid Vehicle Control Ecu
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REMOVAL CAUTION / NOTICE / HINT
Procedure Part Name Code
1 NEGATIVE AUXILIARY BATTERY TERMINAL
- -
- -
2 CONNECTOR HOLDER
INSTALLATION CAUTION / NOTICE / HINT
Procedure Part Name Code
1 HYBRID VEHICLE CONTROL ECU
89981 -
- -
2 CONNECTOR HOLDER
SEE MORE:
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If
multiple suspected areas are listed, the potential causes of the symptoms are
listed in order of probability in the "Suspected Area" column of the table.
Check each symptom by
DESCRIPTION The HV battery is composed of 60 cells (3.7 V each) in series. The battery ECU assembly monitors difference in voltage of each HV battery cell to detect malfunctions of the HV battery.
DTC No. Detection Item
DTC Detection Condition
Trouble Area MIL
Warning In