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.
1997 Isuzu Trooper LSFACTORY OEM SERVICE PROCEDURE
Anti-Lock Brake System - Introduction
- Model Identification
- Description
- Operation
- Component Locations
- Bleeding Brake System
- Trouble Shooting
- Diagnosis & Testing
- Self-Diagnostics
- Circuit Tests
- Test A-1: Abs Warning Light Off, No DTCS Stored
- Test A-2: Abs (Amber) Warning Light On Constantly, No DTCS Stored
- Test A-3: Abs Works Frequently, But Vehicle Does Not Decelerate
- Test A-4: Uneven Braking Occurs While Abs Is Operating
- Test A-5: Wheels Lock During Braking
- Test A-6: Brake Pedal Feel Is Abnormal
- Test A-7: Braking Sound From Hydraulic Unit (Brakes Released)
- Test B-1: Abs Warning Light On, No DTCS Stored
- Test B-2: Abs (Amber) Warning Light On Intermittently, No DTCS Stored
- Test B-3: Abs Warning Light Does Not Illuminate With Key On/Engine Off
- Test C-1: Abs (Amber) Warning Light Off Constantly, No DTCS Stored
- Test D-1: Abs Active Indicator Light Malfunctioning
- Component Tests
- Removal & Installation
- Torque Specifications
- Wiring Diagrams
Factory Service Tools
Use the Manual With the Right Hardware
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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.