DTC 66

CIRCUIT DESCRIPTION




This DTC is output when +B or GND short occurs on instrument panel system communication bus. If +B or GND short is detected on instrument panel system communication bus, separate it by bus cut relay in body ECU to prevent while communication buses' failure.




WIRING DIAGRAM

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INSPECTION PROCEDURE

HINT: On the system structure point of view, this DTC cannot display meter In case of checking DTC, please use LEXUS hand-held tester.