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B1215

B1215 - Door system communication bus malfunction (GND short)

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


Wiring Diagram:






Step 1:




Step 2 - 3:




Step 4 - 5:




Step 6:




INSPECTION PROCEDURE