B1266

DTC B1266 INSTRUMENT PANEL SYSTEM COMMUNICATION BUS MALFUNCTION (+B SHORT)
DTC B1267 INSTRUMENT PANEL SYSTEM COMMUNICATION BUS MALFUNCTION (GND SHORT)

CIRCUIT DESCRIPTION

DTC Detection Condition:

B1266 and B1267 are detected when +B and body ground is short circuited on the instrument panel (I/P) system communication bus. Detecting this condition will disable the instrument panel system communication bus (BEAN) and output some diagnosis codes.

Wiring Diagram:

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INSPECTION PROCEDURE