LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2017 >> Outback 2.5i >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> LAN Communication System DTCS
April 5, 2026: LEMON Manuals is launched! Read the announcement.

LAN Communication System DTCS

LAN COMMUNICATION SYSTEM DIAGNOSTIC TROUBLE CODE IDENTIFICATION

DTC Item Note
U0073 CONTROL MODULE COMMUNICATION BUS OFF <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).>
U0126 LOST COMMUNICATION WITH STEERING ANGLE SENSOR MODULE <Ref. to DTC U0126 LOST COMMUNICATION WITH STEERING ANGLE SENSOR MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0128 LOST COMMUNICATION WITH PARK BRAKE CONTROL MODULE <Ref. to DTC U0128 LOST COMMUNICATION WITH PARK BRAKE CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0131 LOST COMMUNICATION WITH POWER STEERING CONTROL MODULE <Ref. to DTC U0131 LOST COMMUNICATION WITH POWER STEERING 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).>
U0162 LOST COMMUNICATION WITH AUDIO VISUAL NAVIGATION DISPLAY MODULE <Ref. to DTC U0162 LOST COMMUNICATION WITH AUDIO VISUAL NAVIGATION DISPLAY MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0164 LOST COMMUNICATION WITH HVAC CONTROL MODULE <Ref. to DTC U0164 LOST COMMUNICATION WITH HVAC CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE <Ref. to DTC U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0181 LOST COMMUNICATION WITH HEADLAMP LEVELING CONTROL MODULE <Ref. to DTC U0181 LOST COMMUNICATION WITH HEADLAMP LEVELING CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0327 SOFTWARE INCOMPATIBILITY WITH VEHICLE SECURITY CONTROL MODULE <Ref. to DTC U0327 SOFTWARE INCOMPATIBILITY WITH VEHICLE SECURITY 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).>
U0417 INVALID DATA RECEIVED FROM PARK BRAKE CONTROL MODULE <Ref. to DTC U0417 INVALID DATA RECEIVED FROM PARK BRAKE CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0420 INVALID DATA RECEIVED FROM POWER STEERING CONTROL MODULE <Ref. to DTC U0420 INVALID DATA RECEIVED FROM POWER STEERING CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0422 INVALID DATA RECEIVED FROM BODY CONTROL MODULE <Ref. to DTC U0422 INVALID DATA RECEIVED FROM BODY CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0423 INVALID DATA RECEIVED FROM INSTRUMENT PANEL CLUSTER CONTROL MODULE <Ref. to DTC U0423 INVALID DATA RECEIVED FROM INSTRUMENT PANEL CLUSTER CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0424 INVALID DATA RECEIVED FROM HVAC CONTROL MODULE <Ref. to DTC U0424 INVALID DATA RECEIVED FROM HVAC CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0426 INVALID DATA RECEIVED FROM IMMOBILIZER CONTROL MODULE <Ref. to DTC U0426 INVALID DATA RECEIVED FROM IMMOBILIZER CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0427 INVALID DATA RECEIVED FROM VEHICLE SECURITY CONTROL MODULE <Ref. to DTC U0427 INVALID DATA RECEIVED FROM VEHICLE SECURITY CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0428 INVALID DATA RECEIVED FROM STEERING ANGLE SENSOR MODULE <Ref. to DTC U0428 INVALID DATA RECEIVED FROM STEERING ANGLE SENSOR 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).>
U0482 INVALID DATA RECEIVED FROM HEADLAMP LEVELING CONTROL MODULE <Ref. to DTC U0482 INVALID DATA RECEIVED FROM HEADLAMP LEVELING CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U1073 CONTROL MODULE COMMUNICATION BUS "SONAR-CAN" OFF <Ref. to DTC U1073 CONTROL MODULE COMMUNICATION BUS "SONAR-CAN" OFF , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U111F <HBA>LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE <Ref. to DTC U111F
<HBA>LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U1140 LOST COMMUNICATION WITH BODY CONTROL MODULE BODY-CAN <Ref. to DTC U1140 LOST COMMUNICATION WITH BODY CONTROL MODULE BODY-CAN , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U1145 <hBA>LOST COMMUNICATION WITH BODY CONTROL MODULE <Ref. to DTC U1145
<hBA>LOST COMMUNICATION WITH BODY CONTROL MODULE, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U115A <HBA>LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE <Ref. to DTC U115A
<HBA>LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U1232 LOST COMMUNICATION WITH REAR/SIDE RADAR CONTROL MODULE <Ref. to DTC U1232 LOST COMMUNICATION WITH REAR/SIDE RADAR CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U1233 LOST COMMUNICATION WITH RAB CONTROL MODULE <Ref. to DTC U1233 LOST COMMUNICATION WITH RAB 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).>
U123C LOST COMMUNICATION WITH HIGH BEAM ASSIST CONTROL MODULE <Ref. to DTC U123C LOST COMMUNICATION WITH HIGH BEAM ASSIST CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U141A <HBA>INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE <Ref. to DTC U141A
<HBA>INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U1422 INVALID DATA RECEIVED FROM BODY CONTROL MODULE BODY-CAN <Ref. to DTC U1422 INVALID DATA RECEIVED FROM BODY CONTROL MODULE BODY-CAN , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U142A <HBA>INVALID DATA RECEIVED FROM INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE <Ref. to DTC U142A
<HBA>INVALID DATA RECEIVED FROM INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U1433 INVALID DATA RECEIVED FROM EyeSight <Ref. to DTC U1433 INVALID DATA RECEIVED FROM EYESIGHT , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U1446 <HBA>INVALID DATA RECEIVED FROM BODY CONTROL MODULE <Ref. to DTC U1446
<HBA>INVALID DATA RECEIVED FROM BODY CONTROL MODULE, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U1534 INVALID DATA RECEIVED FROM SONAR ECU <Ref. to DTC U1534 INVALID DATA RECEIVED FROM SONAR ECU , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U153D INVALID DATA RECEIVED FROM HIGH BEAM ASSIST CONTROL MODULE <Ref. to DTC U153D INVALID DATA RECEIVED FROM HIGH BEAM ASSIST CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>