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Home >> Audi >> 2016 >> S5 Prestige, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (LAN Communication System LAN (Diagnostics)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC B1100 INTEG. Unit System Error >> Trouble Symptom

DTC B1100 INTEG. Unit System Error: Trouble Symptom

WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

LAN communication immobilizer function may not be executed normally.

DIAGNOSTIC PROCEDURE CHART

Step Check Yes No
1 CHECK DTC. 
Check DTC indicated by body integrated unit. < Ref. to OPERATION , Subaru Select Monitor. >		 Is B1100 current malfunction? Go to step 2.  Temporary EEPROM access error occurred.
2 CHECK CONNECTOR. 
  1. Turn the ignition switch to OFF.
  2. Disconnect the body integrated unit connector.
  3. Connect the disconnected connectors.
  4. Turn the ignition switch to ON.
  5. Read the DTC of body integrated unit using Subaru Select Monitor.
 Is B1100 current malfunction? Replace the body integrated unit. < Ref. to REMOVAL , Body Integrated Unit. > Temporary EEPROM access error occurred.
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