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.
1985 Subaru RXFACTORY OEM SERVICE PROCEDURE
Diagnostic Procedure
- Prior to diagnosis, ensure that all connectors, air hoses and vacuum hoses are properly connected. Also check all parts and electric wiring for scratches or damage. Be sure to turn off the ignition switch before replacing a defective part. Reconnect all hoses and connectors before ignition switch is turned back on.
- Self-diagnosing function is available in 2 modes: Regular Mode and Test Mode. Regular Mode is a continual function. Test Mode is obtained by connecting the Test Mode connector. Test Mode connector must always be disconnected after performing tests.
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.