B1266

DTC B1266 INSTRUMENT PANEL SYSTEM COMMUNICATION BUS MALFUNCTION (+B SHORT)

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:

Step 1 - 2:

Step 3 - 4:

Step 5 - 6:

Step 7 - 8:

Step 9:

INSPECTION PROCEDURE

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