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Inspection Mode 1

WARNING: This page is about a different car, the 2016 Subaru Outback and 2016 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
DTC Item Note
U0073 CAN FAILURE, BUS 'OFF' DETECTION < Ref. to DTC U0073 CONTROL MODULE COMMUNICATION BUS OFF , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0074 CONTROL MODULE COMMUNICATION BUS "BODY-CAN" OFF < Ref. to DTC U0074 CONTROL MODULE COMMUNICATION BUS "BODY-CAN" OFF , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0100 LOST COMMUNICATION WITH ECM/PCM "A" < Ref. to DTC U0100 LOST COMMUNICATION WITH ECM/PCM "A" , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0101 LOST COMMUNICATION WITH TCM < Ref. to DTC U0101 LOST COMMUNICATION WITH TCM , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE < Ref. to DTC U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0140 LOST COMMUNICATION WITH BODY CONTROL MODULE < Ref. to DTC U0140 LOST COMMUNICATION WITH BODY CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0151 LOST COMMUNICATION WITH RESTRAINTS CONTROL MODULE < Ref. to DTC U0151 LOST COMMUNICATION WITH RESTRAINTS CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0155 LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE < Ref. to DTC U0155 LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0401 INVALID DATA RECEIVED FROM ECM/PCM "A" < Ref. to DTC U0401 INVALID DATA RECEIVED FROM ECM/PCM "A" , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0402 INVALID DATA RECEIVED FROM TCM < Ref. to DTC U0402 INVALID DATA RECEIVED FROM TCM , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0416 INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE < Ref. to DTC U0416 INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U0452 INVALID DATA RECEIVED FROM RESTRAINTS CONTROL MODULE < Ref. to DTC U0452 INVALID DATA RECEIVED FROM RESTRAINTS CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
U1235 LOST COMMUNICATION WITH EyeSight < Ref. to DTC U1235 LOST COMMUNICATION WITH EYESIGHT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A00 VIN READING < Ref. to DTC B2A00 VIN READING , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A01 LTE1 ANTENNA CIRCUIT < Ref. to DTC B2A01 LTE1 ANTENNA CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A02 LTE2 ANTENNA CIRCUIT < Ref. to DTC B2A02 LTE2 ANTENNA CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A03 GPS ANTENNA CIRCUIT < Ref. to DTC B2A03 GPS ANTENNA CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A07 BACKUP BATTERY CHARGE SYSTEM PERFORMANCE < Ref. to DTC B2A07 BACKUP BATTERY CHARGE SYSTEM PERFORMANCE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A08 SOS BUTTON CIRCUIT < Ref. to DTC B2A08 SOS BUTTON CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A09 I-CALL BUTTON CIRCUIT < Ref. to DTC B2A09 I-CALL BUTTON CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A0C DCM INTERNAL FAULT < Ref. to DTC B2A0C DCM INTERNAL FAULT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A0D AIRBAG SIGNAL < Ref. to DTC B2A0D AIRBAG SIGNAL , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A0E MUTE LINE CIRCUIT < Ref. to DTC B2A0E MUTE LINE CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A0F BACKUP BATTERY DEGRADATION < Ref. to DTC B2A0F BACKUP BATTERY DEGRADATION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >
B2A10 BATTERY VOLTAGE HIGH < Ref. to DTC B2A10 BATTERY VOLTAGE HIGH , Diagnostic Procedure with Diagnostic Trouble Code (DTC). >

Inspection steps:

  1. Perform the Clear Memory Mode. < Ref. to CLEAR MEMORY MODE . >
  2. Read the DTC and check that the DTC is not displayed. < Ref. to DIAGNOSTIC CODE(S) DISPLAY . >
    NOTE: If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC. After solving the DTC, repeat from step  1).
  3. Turn the ignition switch to OFF.
  4. Turn the ignition switch to ON, and wait for 5 seconds or more.
  5. Read the DTC and check that the DTC is not displayed.
    NOTE: If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis according to DTC.