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Home >> Subaru >> 2017 >> WRX Base >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Blind Spot Detection System (Diagnostics) >> Inspection Mode >> Operation >> Inspection Mode 1

Inspection Mode 1

DTC Item Note
U0073 CONTROL MODULE COMMUNICATION BUS OFF -
U0074 CONTROL MODULE COMMUNICATION BUS "BODY-CAN" OFF -
U0100 LOST COMMUNICATION WITH ECM/PCM "A" -
U0101 LOST COMMUNICATION WITH TCM -
U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE -
U0140 LOST COMMUNICATION WITH BODY CONTROL MODULE -
U0155 LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE -
U0401 INVALID DATA RECEIVED FROM ECM/PCM "A" -
U0402 INVALID DATA RECEIVED FROM TCM -
U0416 INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE -
U0422 INVALID DATA RECEIVED FROM BODY CONTROL MODULE -
U0423 INVALID DATA RECEIVED FROM INSTRUMENT PANEL CLUSTER CONTROL MODULE -
B2304 REAR RADAR ON-OFF SWITCH STUCK -
B2311 REAR RADAR DETECT TCM -
B2313 REAR RADAR DETECT VDC -
B2327 REAR RADAR INTERNAL FAILURE (INTERNAL ELECTRIC CIRCUIT) -
B2350 REAR RADAR COMMUNICATION ERROR BETWEEN MASTER AND SLAVE -
  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 READ DIAGNOSTIC TROUBLE CODE (DTC) .>
    NOTE: If the DTC is displayed on the screen, the trouble is still present. Perform the diagnosis for the displayed DTCs. After solving the DTC, repeat from step  1.
  3. Start the engine and wait for 30 seconds or more.
  4. 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 for the displayed DTCs. <Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) .>