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 MANUALSACURA2018TLX BASE, 2.4L ENGREPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESANTI-LOCK BRAKESVSA SYSTEM - TESTING & TROUBLESHOOTING
2018 Acura TLX Base, 2.4L Eng
VSA System - Testing & Troubleshooting
2018 Acura TLX Base, 2.4L EngSECTION VSA System - Testing & Troubleshooting
- DTC Troubleshooting Index
- General Information
- Component Location Index
- How To Information
- How To Troubleshoot The VSA System
- System Indicator
- ABS Indicator
- Brake System Indicator (Red)
- VSA Indicator
- VSA OFF Indicator
- Brake System Indicator (Amber)
- Automatic Brake Hold System Indicator
- Automatic Brake Hold Indicator
- Diagnostic Trouble Code (DTC)
- Self-Diagnosis
- Kickback
- Pump Motor
- Brake Fluid Replacement/Air Bleeding
- How to Troubleshoot DTCs
- Intermittent Failures
- How to Use the HDS (Honda Diagnostic System)
- How to Retrieve DTCs
- How to Clear DTCs
- How To Troubleshoot The VSA System
- VSA System Description
- ABS Control
- Agile Handling Assist Control
- Automatic Brake Hold
- Brake Assist Control
- EBD Control
- Engine Drag Torque Control
- Hill Start Assist Control
- Overview (Without Auto Idle Stop System) (2015-17)
- Overview (2018-19)
- Overview (With Auto Idle Stop System) (2015-17)
- Parking Cooperation Assist (A/T) (2018-19)
- Starting Assist Brake Function (With Auto Idle Stop System) (2015-17)
- Steering Angle Sensor
- System Diagram (Without SH-AWD)
- System Diagram (With SH-AWD)
- TCS Control
- VSA Control
- VSA Modulator
- VSA Off Mode
- Wheel Speed Sensor
- Yaw Rate-Acceleration Sensor
- Position Memorization
- Connector For Inputs And Outputs
- Circuit Diagram
- VSA System Circuit Diagram (L4) (2015-17)
- VSA System Circuit Diagram (L4) (2018-19)
- VSA System Circuit Diagram (V6) (2015-17)
- VSA System Circuit Diagram (V6, With Auto Idle Stop System) (2018-19)
- VSA System Circuit Diagram (V6, Without Auto Idle Stop System) (2018-19)
- VSA System Circuit Diagram (With SH-AWD) (2015-17)
- Testing
- VSA System Symptom Troubleshooting
- ABS Indicator, Brake System Indicator (Red), VSA Indicator, And Brake System Indicator (Amber) Do Not Go Off
- ABS Indicator, Brake System Indicator (Red), VSA Indicator, Brake System Indicator (Amber), Or VSA OFF Indicator Does Not Come On At Start-Up (Bulb Check)
- HDS Does Not Communicate With The VSA Modulator-Control Unit Or The Vehicle
- VSA OFF Indicator Does Not Go Off
- ABS Indicator, Brake System Indicator (Red), VSA Indicator, And Brake System Indicator (Amber) Do Not Go Off (With ACC) (2015-17)
- ABS Indicator, Brake System Indicator (Red), VSA Indicator, And Brake System Indicator (Amber) Do Not Go Off (With Auto Idle Stop System and ACC) (2015-17)
- ABS Indicator, Brake System Indicator (Red), VSA Indicator, And Brake System Indicator (Amber) Do Not Go Off (With Auto Idle Stop System) (2018-19)
- ABS Indicator, Brake System Indicator (Red), VSA Indicator, And Brake System Indicator (Amber) Do Not Go Off (With Auto Idle Stop System, Without ACC) (2015-17)
- ABS Indicator, Brake System Indicator (Red), VSA Indicator, And Brake System Indicator (Amber) Do Not Go Off (Without ACC) (2015-17)
- ABS Indicator, Brake System Indicator (Red), VSA Indicator, And Brake System Indicator (Amber) Do Not Go Off (Without Auto Idle Stop System) (2018-19)
- VSA Cannot Be Turned OFF
- VSA System Symptom Troubleshooting Index
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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.