Why does my Civic Type R FL5 grind going into second gear?

Short answer: A light second gear grind on an FL5 usually comes from shifting fast while the gearbox is cold or still new, or from a clutch that isn't fully releasing. Owners say slowing the 1-2 shift and fresh Honda fluid help. If it grinds even on slow shifts, have the dealer check the clutch and synchros while it's under warranty.

Symptom: You hear or feel a crunch or notch going into second gear, usually on quick shifts or when the car is cold.

What to check first

1. Note whether it only happens cold or on fast shifts.
2. Shift slowly and see if it goes away.
3. Make sure floor mats aren't blocking clutch travel.
4. Ask the dealer to check the clutch pedal adjustment and fluid.
5. If the dealer can't feel it, record a video with sound.
6. Keep records if it gets worse.

Likely causes

1. Shifting too fast while cold or during break-in. Synchros are rings that match gear speeds so the shift goes in smoothly. Owners say rushing the 1-2 shift, especially when cold or on a new car, can make them grind.
2. Clutch pedal not fully releasing. If the clutch doesn't fully disengage, gears can grind. Owners mention adjusting the pedal or checking the clutch.
3. Old or wrong transmission fluid. Some owners said fresh Honda manual transmission fluid made shifts smoother.
4. Worn second-gear synchro. On the earlier FK8, second gear grind was a known complaint. If it keeps grinding on slow shifts, a dealer needs to look at it.

What it usually costs

Owners didn't post prices. Fluid service is cheap compared to a synchro repair. A grind on a new car should be a warranty claim.

Is it safe to keep driving?

Occasional light grinding isn't an immediate safety issue, but it can wear the gearbox. Avoid forcing the shift.

DIY or shop?

Shifting technique is up to you. Fluid changes are a doable DIY for experienced owners. Clutch or synchro work is shop work.

Recalls, bulletins and complaints in plain words

• Recalls: NHTSA's Civic Type R recall list for 2017-2025 (23V858000, 24V064000, 24V744000, 26V332000) includes nothing about the transmission or second gear. Check your VIN at nhtsa.gov/recalls. If your car is part of a recall, the dealer fixes it for free.
• Plain words: The complaint count below shows how often owners reported problems that mention these words to NHTSA. A count is not proof of a defect. It may include FK8 and other Civic hatchback complaints.
• NHTSA complaints: 29 keyword-matched complaints for Honda Civic Type R 2017–2025 (of 1148 unique complaints queried, NHTSA complaints API by model year, queried 2026-11-02; keywords: grind, second gear, 2nd gear, synchro, shift, clutch) (NHTSA returned no data for 4 model-year queries). This counts complaints that mention these words. It is not a defect finding.

What owners report

• In Civic Type R FL5 2nd Gear Grind? on Reddit r/Civic_Type_R, an FL5 owner with only 260 miles felt an occasional second gear grind and worried because the FK8 had a reputation for it. Replies were split. Some said it's normal on this car because first gear is tall, so hold the clutch a little longer. One owner said it went away after about 1,500 miles. Another said to have the dealer assess it, because if a tech can repeat it, parts are replaced under warranty.
• In Has the 2nd gear grind happened to your FL5 yet? (page 9) on CivicXI, FL5 owners discussed clutch pedal adjustment, fresh fluid, slower shifts and break-in, and some said dealers couldn't reproduce the grind on test drives.

Quick tip

Slow down the 1-2 shift for a few weeks and see. If it still grinds, document it and get it on record.

Vehicle focus: Honda Civic Type R FL5 (2023-2025), 6-speed manual.

Safety / mechanic note

Verify with a mechanic.