Toyota Corolla Cross: Transponder Key Ecu
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REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 AIR CONDITIONER UNIT ASSEMBLY
- -
- -
2 TRANSPONDER KEY
INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 TRANSPONDER KEY ECU ASSEMBLY
89780 -
- -
2 AI
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DESCRIPTION The cause of the malfunction may be the HV battery high-voltage line circuit.
Check the continuity in the high-voltage line from the HV battery to the inverter.
Check the connection condition and for an open circuit in the frame wire from the service plug grip, EV electric battery
INSPECTION PROCEDURE 1. INSPECT NO. 1 COOLER THERMISTOR
(a) Check the resistance. (1) Measure the resistance according to the value(s) in the table below.
*a Component without harness connected
(No. 1 Cooler Thermistor)
*b Sensing Portion
*c Resistance (kΩ)
Removal
HV Battery High-voltage Line Circuit
