1998 Subaru Forester BaseFACTORY OEM SERVICE PROCEDURE

Component Tests: Speedometer: Impreza

  1. Ensure there is no Vehicle Speed Sensor (VSS) No. 2 related Diagnostic Trouble Code (DTC) present. If no VSS-related DTC is set, go to next step. If a VSS-related DTC is set, diagnose that DTC first. See appropriate TESTS W/CODES article in the ENGINE PERFORMANCE section.
  2. Turn ignition off. Remove instrument cluster. See INSTRUMENT CLUSTERΒ  under REMOVAL & INSTALLATION. Turn ignition on. Check voltage between ground and instrument cluster harness connector terminal No. 6. See WIRING DIAGRAMSΒ  . If voltage is greater than 10 volts, go to next step. If voltage is not greater than 10 volts, check for open in circuit or poor contact in harness connectors.
  3. Turn ignition off. Check resistance between ground and instrument cluster harness connector terminal No. 2. See WIRING DIAGRAMSΒ  . If resistance is less than 10 ohms, check VSS No. 2. See VEHICLE SPEED SENSOR (VSS)Β  . If resistance is not less than 10 ohms, repair harness connector.
Factory Service Tools

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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.

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