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 MANUALSSUBARU2000FORESTER L, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESTRACTION CONTROLANTI-LOCK BRAKE SYSTEMDIAGNOSTIC TESTSTEST 6: ABS CONTROL MODULE PROBLEM
2000 Subaru Forester L, Automatic
Test 6: Abs Control Module Problem
2000 Subaru Forester L, AutomaticSECTION Test 6: Abs Control Module Problem
- Turn ignition off. Disconnect ABSCM/HU connector. Measure resistance between ground and ABSCM/HU connector terminal No. 23. See Figure. If resistance is less than .5 ohm, go to next step. If resistance is more than .5 ohm, repair wiring harness between ground and ABSCM/HU.
- Check contacts at battery, ignition switch and ABSCM/HU connectors. Clean contacts as needed. Go to next step.
- Ensure any vehicle telephone or wireless transmitter is properly installed and routed away from sensor harness. Go to next step.
- Reconnect all connectors. Erase memory. Recheck for trouble codes. If same trouble code returns, replace ABSCM/HU. If other trouble codes exist, go to proper test procedure. If no trouble codes exist, problem was a temporary poor contact. Check harness and connectors.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.