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.
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HOMESERVICE MANUALSSUBARU2016LEGACY 2.5IREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLVEHICLE DYNAMICS CONTROL (VDC) SYSTEM (DIAGNOSTICS)
2016 Subaru Legacy 2.5i
Vehicle Dynamics Control (VDC) System (Diagnostics)
2016 Subaru Legacy 2.5iSECTION Vehicle Dynamics Control (VDC) System (Diagnostics)
- Basic Diagnostic Procedure
- Check List for Interview
- Check
- Notes
- State Of Abs Warning Light
- State Of VDC Warning Light & VDC Indicator Light
- State Of VDC Off Indicator Light
- State Of Brake Warning Light
- Condition Of Electronic Parking Brake Operation Indicator Light
- Electronic Parking Brake Warning Light Condition
- Hill Hold Indicator Light Condition
- Conditions Under Which Trouble Occurs
- Check
- General Description
- Electrical Component Location
- Control Module I/O Signal
- Subaru Select Monitor
- Read Diagnostic Trouble Code (DTC)
- Inspection Mode
- Clear Memory Mode
- Warning Light Illumination Pattern
- Inspection
- EBD Warning Light, Abs Warning, VDC Off Indicator Light, VDC Warning Light And VDC Indicator Light Do Not Come On
- Electronic Parking Brake Indicator Light, Hill Hold Indicator Light Do Not Come On
- Electronic Parking Brake Indicator Light Is Blinking
- Abs Warning Light Does Not Go Off
- VDC Warning Light And VDC Indicator Light Do Not Go Off
- Electronic Parking Brake Indicator Light, Hill Hold Indicator Light Do Not Go Off
- VDC Off Indicator Light Does Not Go Off
- Brake Warning Light Does Not Go Off
- List of Diagnostic Trouble Code (DTC)
- Diagnostic Procedure with Diagnostic Trouble Code (DTC)
- DTC C1211 Front Right Abs Sensor Circuit
- DTC C1221 Front Left Abs Sensor Circuit
- DTC C1231 Rear Right Abs Sensor Circuit
- DTC C1241 Rear Left Abs Sensor Circuit
- DTC C1212 Front Right Abs Sensor Signal
- DTC C1222 Front Left Abs Sensor Signal
- DTC C1232 Rear Right Abs Sensor Signal
- DTC C1242 Rear Left Abs Sensor Signal
- DTC C1311 Fr Hold Valve
- DTC C1312 Fr Pressure Reducing Valve
- DTC C1321 Fl Hold Valve
- DTC C1322 Fl Pressure Reducing Valve
- DTC C1331 RR Hold Valve
- DTC C1332 RR Pressure Reducing Valve
- DTC C1341 RL Hold Valve
- DTC C1342 RL Pressure Reducing Valve
- DTC C1351 Normal Opening Valve 1
- DTC C1352 Normal Opening Valve 2
- DTC C1361 Normal Closing Valve 1
- DTC C1362 Normal Closing Valve 2
- DTC C1411 Electrical Control Module
- DTC C1412 Selected Parameter
- DTC C1413 Power Supply Voltage
- DTC C1422 VDC Interruption For Engine Convenience
- DTC C1423 Different Ecu Specifications
- DTC C1424 ECM
- DTC C1431 At
- DTC C1511 Valve Relay
- DTC C1521 Motor Relay
- DTC C1531 BLS Off Stuck
- DTC C1532 BLS On Stuck
- DTC C1571 Brake Lamp Relay Off Stuck
- DTC C1711 Steering Angle Sensor
- DTC C1721 Yaw Rate Sensor
- DTC C1732 Lateral G Sensor
- DTC C1733 Longitudinal G Sensor
- DTC C1741 Pressure Sensor
- DTC C1742 Wheel Cylinder Pressure Sensor
- DTC C1811 System
- DTC C1921 Parking Position Switch Circuit
- DTC C1922 Hill Hold Switch Circuit
- DTC C1935 Ignition Switch Circuit
- DTC C1942 Power Supply Voltage
- DTC C1951 Actuator
- DTC C1954 RH Actuator
- DTC C1955 LH Actuator
- DTC C1956 RH Actuator Circuit
- DTC C1957 LH Actuator Circuit
- DTC C1971 Clutch Sensor
- DTC C1983 High Frequency Operation
- DTC C1984 Brake Maintenance Mode
- DTC C1985 Forbidden State Of Dynamic Actuator Operation
- DTC U0073 Control Module Communication Bus Off
- DTC U0100 Lost Communication With ECM/Pcm "A"
- DTC U0101 Lost Communication With TCM
- DTC U0126 Lost Communication With Steering Angle Sensor Module
- DTC U0140 Lost Communication With Body Control Module
- DTC U0155 Lost Communication With Instrument Panel Cluster (IPC) Control Module
- DTC U0401 Invalid Data Received From ECM/Pcm "A"
- DTC U0402 Invalid Data Received From TCM
- DTC U0422 Invalid Data Received From Body Control Module
- DTC U0423 Invalid Data Received From Instrument Panel Cluster Control Module
- DTC U0428 Invalid Data Received From Steering Angle Sensor Module
- DTC U1235 LOST COMMUNICATION WITH EyeSight
- DTC U1433 INVALID DATA RECEIVED FROM EyeSight
- General Diagnostic Table
RENDER: 1.0x
NO RELATED
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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.