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Honda · Mid-Size · 2003–2007 Custom Search

Honda Accord 7(CM/CN)

Weaknesses, engine ratings and buying advice

4.3 / 5.0 · Based on 6 engine variants · How we rate

The 7th-gen Accord (2003–2007) is the quintessential sub-$6k "200k-mile Honda" — the appliance car for first-time drivers, students and second-car buyers. There's also an enthusiast pocket chasing the K24 four-cylinder for swaps and the manual coupe.

The engine choice decides everything. The K24A8 2.4 four-cylinder is timing-chain, bulletproof and good for 200k+ miles. The J30A4 and J30A5 3.0 V6s make easy power but sit behind the generation's real weak point: the V6 5-speed automatic, which slips and fails around 110k miles (a $2,200–5,500 rebuild).

Test-drive checklist: On any V6 automatic, feel for slipping and harsh 2nd–3rd shifts and check for burnt fluid — if it shifts badly, walk away. Front compliance bushings wear by 60k miles (clunk over bumps, vague steering). Rear brakes wear before the fronts (pulsation). Two mandatory VIN checks: the power-steering hose fire recall (NHTSA 12V222000, V6) and the Takata airbag recall.

2026 market: A clean four-cylinder with 120k–160k miles runs $3,000–6,000; rough cars sit under $2,500. The V6 commands little premium because of the transmission risk.

Insider pick: a 2006–2007 LX/EX four-cylinder (K24A8) — it sidesteps the fragile V6 auto entirely and has the 200k-mile reputation. For enthusiasts, the four-cylinder coupe with the 5-speed manual.

Most Fun Engine

240 PS

Accord · Benzin

The quiet sleeper

Fun to Drive!
Most Reliable Engine

248 PS

3.0L J30A5 SOHC i-VTEC Benzin

2 weaknesses

Good Choice
Problem Engine

243 PS

3.0L J30A4 SOHC VTEC Benzin

3 weaknesses

Stay Away!

Body Variants

The Honda Accord 7 is available as Sedan and Coupé — choose your body type for specific insurance data:

Generations


Engine Overview

The Honda Accord 7 is available with 3 engine variants — from 140 to 248 hp.

2.4L K24A8 i-VTEC · Petrol· 160 PS
2003 2007

A robust 2.4-litre four-cylinder of US production with a timing chain instead of a belt — no costly belt service needed. With clean maintenance it easily runs well past 250,000 km. Two documented weaknesses: stuck oil-control rings let oil consumption rise with mileage, so check the oil level regularly. The VTC actuator rattles for a second or two on a cold start because the oil drains back overnight — the revised actuator fixes it permanently. Otherwise easy to service, with cheap, widely available parts.

  • !! Excessive oil consumption (stuck oil control rings) from 110,000 km

    At higher mileage the lower oil control rings coke up and seize, letting oil into the combustion chamber (TSB 13-077). A Honda oil-consumption test is needed — standard compression tests often miss it. The fix is piston/ring replacement.

    Symptoms: Blue smoke under acceleration, steadily dropping oil level with no visible leak, fouled spark plugs
    1,500–3,500 $
  • ! VTC actuator cold-start rattle from 120,000 km

    A worn locking pin in the VTC cam-phaser causes a 1-2 second rattle on cold start (TSB 09-010). Harmless short-term, but a chronic case can weaken the timing chain tensioner.

    Symptoms: Metallic rattle for 1-2 seconds on cold start, gone once warm
    200–800 $
3.0L J30A4 SOHC VTEC · Petrol· 240 PS
2003 2005

3.0L V6 without VCM, built in Ohio. Strong and smooth, 240 hp delivers solid performance. Timing belt service mandatory at 105k miles. Power steering hose is a recall item (fire risk). Paired with 5-speed automatic that was subject to recall for countershaft gear failures. If the transmission survives, the engine lasts a long time.

  • !! Automatic transmission failure (5-speed) from 100,000 km

    The 5-speed automatic in 2003-2004 V6 Accords fails frequently: the torque converter and 3rd-gear clutch overheat, burn the transmission fluid and destroy the gearbox. Honda recalled affected cars but often did not cover later failures.

    Symptoms: Slipping between 2nd and 3rd gear, jerky shifts, grinding noise, burnt fluid smell, sudden total failure
    2,200–3,500 $
  • !! Timing belt — interference engine (service-critical) from 160,000 km

    The V6 is a timing-belt interference engine. With a neglected change (interval ~165,000 km or 7 years) a snapped belt lets valves hit pistons — catastrophic engine damage instead of a cheap belt service. Always replace the water pump too.

    Symptoms: Usually no warning; a snapped belt means instant engine failure, sometimes preceded by belt-drive rattle
    600–1,200 $
  • ! EGR valve/port clogged (P0401) from 100,000 km

    The EGR ports in the intake manifold of the J-series V6 coke up over time and trigger P0401 (or P1491). Just swapping the valve is not enough — the manifold port must be cleaned (Honda TSB 99-085) or the fault returns.

    Symptoms: Check-engine light, rough idle, hesitation on pull-away, slight pinging under load
    300–700 $
3.0L J30A5 SOHC i-VTEC · Petrol· 244 PS
2006 2007

A 3.0-litre V6 of the late model years, revised with i-VTEC. As an interference engine, its durability stands or falls with the timing-belt service — overrun the interval and a snapped belt means major valve damage. The EGR valve and its port coke up with mileage and trigger fault P0401; cleaning or replacement is manageable. It is a simpler naturally aspirated engine without cylinder deactivation, hence no oil-consumption issue. Look for a clean service history and it is a long-lived engine.

  • !! Timing belt — interference engine (service-critical) from 160,000 km

    The V6 is a timing-belt interference engine. With a neglected change (interval ~165,000 km or 7 years) a snapped belt lets valves hit pistons — catastrophic engine damage instead of a cheap belt service. Always replace the water pump too.

    Symptoms: Usually no warning; a snapped belt means instant engine failure, sometimes preceded by belt-drive rattle
    600–1,200 $
  • ! EGR valve/port clogged (P0401) from 100,000 km

    The EGR ports in the intake manifold of the J-series V6 coke up over time and trigger P0401 (or P1491). Just swapping the valve is not enough — the manifold port must be cleaned (Honda TSB 99-085) or the fault returns.

    Symptoms: Check-engine light, rough idle, hesitation on pull-away, slight pinging under load
    300–700 $

Vehicle Weaknesses

WeaknessCost
5-speed automatic countershaft failure (V6)

V6 models with BAYA 5-speed automatic suffer countershaft secondary gear failure from heat buildup. Recall 04V176000 (1.1M vehicles) plus 2012 expansion adding 573,000 more 2003-2007 V6 Accords. Transmission can lock up while driving.

Symptoms: Shift jerks, D4 light flashing, harsh engagement, eventually complete failure
from 150,000 km
High

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Known Problems and Issues +

A total of 32 weaknesses have been documented for the Honda Accord 7 (2003–2007) — 24 engine-related and 8 vehicle-related. One problem engine: J30A4 (3.0L J30A4 SOHC VTEC). Typical issues affect Gearbox, Other, Suspension, Brakes. Considered reliable: N22A (2.2L i-CTDi), K20A (2.0L i-VTEC), K24A (2.4L i-VTEC).

Accord (J30A4, 2003–2005) — Stay Away!: Automatic transmission failure (5-speed), Timing belt — interference engine (service-critical), EGR valve/port clogged (P0401). Power: 240 PS.

What to watch out for with the Honda Accord? See the detailed listing of all engine and vehicle weaknesses in the sections above.

Frequently Asked Questions

What problems and weaknesses does the Honda Accord 7 have? +
The Honda Accord 7 has 24 known engine weaknesses and 8 vehicle weaknesses.
What should I look for when buying a used Honda Accord 7? +
faq.watch_a_avoid faq.watch_a_rec
Which engine is recommended? +
Good choice: N22A (2.2L i-CTDi), K20A (2.0L i-VTEC), K24A (2.4L i-VTEC), K24A8 (2.4L K24A8 i-VTEC), J30A5 (3.0L J30A5 SOHC i-VTEC). The most reliable engine is the J30A5 (3.0L J30A5 SOHC i-VTEC) with the lowest risk score. The most fun to drive is the J30A4 (3.0L J30A4 SOHC VTEC). Problem engine: J30A4 (3.0L J30A4 SOHC VTEC) — stay away!
Which Honda Accord 7 engine is the most reliable? +
The {code} ({displacement}) is the most reliable engine in the Honda Accord 7. It has the lowest risk score of all available engines and is rated "Good Choice". However, there are 2 known weaknesses to be aware of.
Which Honda Accord 7 engine is the most fun? +
The {code} ({displacement}) offers the most driving fun in the Honda Accord 7 — rated: "Fun to Drive!". {description} 240 hp V6, six-speed manual, 3,300 lbs. Sidesteps the problematic automatic entirely. Sounded great, drove great, disappeared in traffic. Today an increasingly sought-after cult car.
Is the Honda Accord 7 worth buying used? +
The Honda Accord 7 is a good choice as a used car — 5 of 6 engine variants are rated 'Good Choice'.
What horsepower variants are available for the Honda Accord 7? +
The Honda Accord 7 is available with engine variants from 140 to 248 hp. Petrol: K20A (2.0L i-VTEC), K24A (2.4L i-VTEC), K24A8 (2.4L K24A8 i-VTEC), J30A4 (3.0L J30A4 SOHC VTEC), J30A5 (3.0L J30A5 SOHC i-VTEC). Diesel: N22A (2.2L i-CTDi).

Last updated: February 2026 · All information without guarantee