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 MANUALSSUBARU1994LEGACY L, 4D SEDAN, FWD, STANDARDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROLS - BASIC TESTINGIGNITION CHECKSSPARK
1994 Subaru Legacy L, 4D Sedan, FWD, Standard
Ignition Checks: Spark
1994 Subaru Legacy L, 4D Sedan, FWD, StandardSECTION Spark
Check for spark at spark plug wires using a spark tester. Check resistance of each spark plug wire. Replace wire if resistance is not within specification. See appropriate HIGH TENSION WIRE RESISTANCE table.
HIGH TENSION WIRE RESISTANCE
| Application | Ohms |
|---|---|
| No. 1 | 4950-11,560 |
| No. 2 | 4860-11,330 |
| No. 3 | 4950-11,560 |
| No. 4 | 5240-12,230 |
RENDER: 1.0x
NO RELATED
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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.