It's that thick fob in your pocket. Your 2023 Civic's KR5TP-4 has a HITAG 3 transponder chip inside that talks to your immobilizer when you push the start button. No chip communication, no engine start. The five buttons handle remote lock, unlock, trunk, panic, and remote start if your trim has it. There's also an emergency key blade hidden inside for when the battery dies. Think of it as three devices in one: transponder, remote, and physical key.

2023 Honda Civic
Key Replacement - Save vs Dealer in Ventura County

OEM Quality | Fraction of the Dealer Price

Available

Smart Key

Dealerships charge a premium because they can. We don't. Same key, same programming, same quality - just without the markup. Call for an honest quote with no hidden fees.

CA BSIS LICENSE LCO#6792

Half the Dealer Price Same Key Quality Transparent Pricing

Fast Response15-25

min arrival

1,000+reviews

Call (805) 790-8162 Text Us

2023 Honda Civic all keys lost solutions from EZ Car Keyz Camarillo CA

Best Price Guaranteed

Specialized in keys only - no overhead markups

No Hidden Fees

Key + cutting + programming all included in one price

We Come to You

Mobile service at no extra charge, 15-25 min

805 Special

10% OFFCODE:EZ-805-2026

🔥 Best price on car keys, guaranteed 🔥

REDEEM (805) 790-8162

2023 Honda Civic
Key Options

Dealer-grade key for a fair, honest price

Push To Start

Why Pay Dealer Prices for a Honda Key?

Compare prices and stop overpaying for your key

EZ Car Keyz

Dealership

Average Cost

✓ $$

✕ $$$$

Location

✓ We come to you

✕ You drive there

Wait Time

✓ 20-45 min

✕ 2-5 days

Same-Day

✓ Yes

✕ Rarely

All Keys Lost

✓ No problem

✕ Tow required

OEM Quality

✓ Yes

EZ Car Keyz wins 5 out of 6

Save hundreds without sacrificing quality

Book Service (805) 790-8162

2023 Honda Civic Smart Key Replacement - Fast, Affordable & Professional

A teacher from Mission Oaks Park called about her 2023 Civic. Remote worked fine, doors locked and unlocked, but the dash kept flashing "No Key Detected" when she hit the start button. She'd already tried a new CR2032.

When I got there, she had the owner's manual open to the emergency start procedure. Smart. I tested her KR5TP-4 fob in the backup slot under the armrest. Car fired right up. That meant the HITAG 3 chip was good, just weak signal transmission.

I opened the fob on my tailgate. The battery contacts had that telltale green tinge from a previous leak. Even with fresh power, corroded contacts kill the signal strength for push-start detection. Cleaned both contact points with DeoxIT, seated a new CR2032, and reassembled.

Back in the driver seat, normal push-start worked again. No more emergency slot gymnastics. I had her test it three times while I packed up. These 11th-gen Civics are picky about signal strength, way more than the previous generation.

She mentioned the dealer wanted her to leave it overnight for diagnostics before they'd even quote a new fob. Would have been way more than what this cleaning job ran her, plus she'd lose her car for a day.

Save vs the Dealer on Your Honda Civic Key

Get your key for hundreds less than the dealer. Same quality, same result, better price.

Get Pricing (805) 790-8162 Text Us

BSIS Licensed

LCO#6792

CA Bureau of Security & Investigative Services

NASTF Certified

National Automotive Service Task Force

Fully Insured

Liability & vehicle damage coverage

Google Guaranteed

Verified & backed by Google

Also serving: Camarillo Heights · Camarillo Old Town · Camarillo Outlets · Camarillo Springs

Honda Civic Rapid Response, Done Right

Rapid response in the field

2023 Honda Civic

Smart Key | Programmed for Less

Quick & Affordable

Rapid Arrival

Available Today

Camarillo

Best Rate Here

805 Area

Same-Day Keys (805) 790-8162

Real Reviews, Real Savings

See why drivers choose us over the dealer

D

Diya M.

Jan 2025

★★★★★

“Fast, affordable, and a great price. Marco did an amazing job and made a key for our Nissan Kicks quickly and professionally. Everything worked perfectly.”

Google Review

E

Edelson E.

Oct 2025

★★★★★

“I got locked out of my vehicle and also lost my key. Marco came out, made a new key for my Toyota, and got me back on the road. He was professional, friendly, and clearly knows what he is doing.”

Google Review

M

Miston

Dec 2025

★★★★★

“My ignition would not turn in La Jolla and I thought I needed a tow. EZ Car Keyz repaired the ignition on the spot and also made a spare key for safety. The technician worked carefully and confidently.”

Google Review

Emergency 2023 Honda Civic key replacement review - EZ Car Keyz Camarillo CA

★ 5.0 out of 5 - Based on Over 1,000 five-star Google reviews

Best Price (805) 790-8162

Honda Civic Mobile Service FAQ

Real costs, no dealer surprises

Why is Honda key replacement so expensive?▼

Your 2023 Civic uses a KR5TP-4 smart fob with HITAG 3 encryption. That's a programmed chip, laser-cut emergency blade, and five-button remote all in one unit. Part 72147-T20-A11 lists at $180 just for the blank. Add dealer programming labor at $150 per hour, and you're looking at serious money. The tech is legitimate. Honda's immobilizer requires professional tools to register new keys to your VIN. But mobile locksmiths have the same programming capability without the overhead markup.