Parts for your 2000 Subaru Legacy-Starter motor

2000 Subaru Legacy Starter Motor: What It Does and When to Replace It

Yes, the 2000 Subaru Legacy is fitted with a conventional 12‑volt electric starter motor. This is documented in the Subaru Legacy/Outback factory service manual for the 2000 model year (Starter section), Subaru’s Technical Information System (STIS), and commonly referenced aftermarket manuals such as the Haynes Subaru Legacy/Outback repair manual. OEM parts catalogues for the BE/BH Legacy also list a dedicated starter assembly for all petrol variants of this year.

On a 2000 Subaru Legacy, the starter motor’s job is simple but critical: it spins the engine fast enough for the ECU to deliver fuel and spark, kicking the flat‑four into life. Turn the key (or twist the barrel), the solenoid shoves the pinion into the flywheel ring gear, and the motor cranks the engine. Once it fires, the pinion withdraws and the starter takes a breather until the next start. Without a healthy starter, there’s no go—just clicking, slow cranking, or silence under the bonnet.

Owners eyeing off servicing or replacement of the Legacy starter can keep things sweet with a few easy checks:

• Battery health first: low voltage or a tired battery will mimic a crook starter. Load‑test and confirm the cold‑cranking amps suit local conditions.
• Clean, tight connections: inspect the main cable to the starter and the engine earth strap. Corrosion or loose terminals cause voltage drop and slow crank.
• Listen for clues: a single click can point to a solenoid issue, rapid clicking suggests low voltage, grinding hints at a worn pinion or ring gear.

When replacement is on the cards, it’s a straightforward driveway job for a confident home spannerer, though a workshop lift makes life easier. Always disconnect the negative battery terminal, then access the starter where it bolts to the bellhousing at the rear of the engine. Note wiring positions before removal, and refit with correct fastener torque as per the service manual. After installation, check cranking speed, verify charging voltage, and make sure the immobiliser and ignition switch are behaving. If the old unit failed intermittently when hot, consider heat‑soak shielding and confirm the alternator is charging properly so the new starter isn’t starved of volts.

There’s no set replacement interval—many factory units last well over 200,000 kilometres—but if the Legacy cranks slowly, draws heavy current, or shows metallic fuzz on the magnetic drain plug near service time, it’s worth testing the starter and solenoid before they leave you stranded at the servo.

Popular questions about the 2000 Subaru Legacy starter motor

Where is the starter motor located on a 2000 Subaru Legacy?
It’s mounted on the transmission bellhousing at the back of the engine. From above, look down behind the intake manifold area, you’ll spot the starter body and the thick battery cable going to it. Access can be from above or below depending on tools and clearance.

How can someone tell if the starter or the battery is the problem?
If lights are bright but there’s just a click or slow crank, suspect the starter or a poor connection. If lights dim badly and there’s rapid clicking, the battery may be low. A proper load test and a voltage drop test across the starter cables will quickly separate a weak battery from a failing starter.

Does the 2000 Legacy need shims or special setup when fitting a starter?
No shims are typically required on this model. Fit the correct unit for the engine, tighten the mounting bolts to spec, connect the wiring as removed, and verify clean earths. Always follow the factory service manual procedures for torque and safety.