Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSSUBARU2016LEGACY 2.5IREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESLAN COMMUNICATION SYSTEM (DIAGNOSTICS)
2016 Subaru Legacy 2.5i
LAN Communication System (Diagnostics)
2016 Subaru Legacy 2.5iSECTION LAN Communication System (Diagnostics)
- Basic Diagnostic Procedure
- Check List for Interview
- General Description
- Electrical Component Location
- Control Module I/O Signal
- Subaru Select Monitor
- Read Diagnostic Trouble Code (DTC)>
- Clear Memory Mode
- CAN BUS ECU Communication Check
- CAN Communication Circuit Check
- Procedure
- List
- Inspection
- Ground Short Inspection
- Wiring Diagram
- Battery Short Inspection
- 53 - 61 Ω
- 52 Ω Or Less
- 62 Ω Or More
- Related Lines 53 - 61 Ω (TCM)
- Related Lines 53 - 61 Ω (Steering Angle Sensor)
- Related Line 53 - 61 Ω (A/C Control Module)
- Related Lines 53 - 61 Ω (Power Steering Control Module)
- Related Lines 53 - 61 Ω (Combination Meter)
- Related Lines 53 - 61 Ω (Infotainment System)
- Related Lines 53 - 61 Ω (Airbag Control Module System)
- Related Lines 53 - 61 Ω (Keyless Access System)
- Related Lines 53 - 61 Ω (Headlight Beam Leveler Or SRF)
- Related Lines 53 - 61 Ω (Remote Engine Starter)
- Related Lines 53 - 61 Ω (Impact Sensor System)
- Related Lines 53 - 61 Ω (BSD/RCTA)
- Related Line 53 - 61 Ω (Stereo Camera)
- Related Lines 53 - 61 Ω (Immobilizer System)
- Related Lines 53 - 61 Ω (Telematics)
- List of Diagnostic Trouble Code (DTC)
- Diagnostic Procedure with Diagnostic Trouble Code (DTC)
- DTC U0073 Control Module Communication Bus Off
- DTC U0074 Control Module Communication Bus "Body-Can" Off
- DTC U0075 Control Module Communication Bus "PU-Can" Off
- DTC U0401 Invalid Data Received From ECM/Pcm "A"
- DTC U0402 Invalid Data Received From TCM
- DTC U0416 Invalid Data Received From Vehicle Dynamics Control Module
- DTC U0417 Invalid Data Received From Park Brake Control Module
- DTC U0420 Invalid Data Received From Power Steering Control Module
- DTC U0422 Invalid Data Received From Body Control Module
- DTC U0423 Invalid Data Received From Instrument Panel Cluster Control Module
- DTC U0424 Invalid Data Received From HVAC Control Module
- DTC U0426 Invalid Data Received From Immobilizer Control Module
- DTC U0427 Invalid Data Received From Vehicle Security Control Module
- DTC U0428 Invalid Data Received From Steering Angle Sensor Module
- DTC U0452 Invalid Data Received From Restraints Control Module
- DTC U1422 Invalid Data Received From Body Control Module Body-Can
- DTC U1433 INVALID DATA RECEIVED FROM EyeSight
- DTC U0100 Lost Communication With ECM/Pcm "A"
- DTC U0101 Lost Communication With TCM
- DTC U0122 Lost Communication With Vehicle Dynamics Control Module
- DTC U0126 Lost Communication With Steering Angle Sensor Module
- DTC U0128 Lost Communication With Park Brake Control Module
- DTC U0131 Lost Communication With Power Steering Control Module
- DTC U0140 Lost Communication With Body Control Module
- DTC U0151 Lost Communication With Restraints Control Module
- DTC U0155 Lost Communication With Instrument Panel Cluster (IPC) Control Module
- DTC U0162 Lost Communication With Audio Visual Navigation Display Module
- DTC U0164 Lost Communication With HVAC Control Module
- DTC U0167 Lost Communication With Immobilizer Control Module
- DTC U0181 Lost Communication With Headlamp Leveling Control Module
- DTC U0327 Software Incompatibility With Vehicle Security Control Module
- DTC U1140 Lost Communication With Body Control Module Body-Can
- DTC U1232 Lost Communication With Rear/Side Radar Control Module
- DTC U1235 LOST COMMUNICATION WITH EyeSight
- General Diagnostic Table
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.