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Mitsubishi · Compact · 2003–2007 Custom Search

Mitsubishi Lancer 8

Weaknesses, engine ratings and buying advice

★★★★★
3.0 / 5.0 · Based on 2 engine variants · How we rate

Generations

Engine Overview

The Mitsubishi Lancer 8 is available with one engine variant at 98 hp.

1.6L NA · Petrol· 98 PS
2003 2007

Simple 1.6-litre naturally aspirated engine with conventional technology. Extremely low-maintenance and robust, no known structural weaknesses. Replace the timing belt every 90,000 km — an inexpensive preventive measure that avoids camshaft drive damage.

  • !! Timing belt failure (overdue replacement) from 90,000 km

    The 4G18 uses a timing belt drive that will snap if the replacement interval is missed, causing engine damage. Replacement interval: 90,000 km or 6 years. Older vehicles with unknown service history are at risk.

    Symptoms: Engine cranks without firing, loud metallic noise, engine won't start
    300–1,200 $
    Ad timing belt 4G18timing belt kit Lancer 1.6water pump 4G18 Mitsubishi
  • ! Valve cover gasket leaking from 100,000 km

    The 4G18 valve cover gasket hardens with age and starts to leak. Oil drips onto hot engine components and produces a smell. Simple and cheap to replace — nothing to panic about, but check when buying used.

    Symptoms: Oil drops on the underbody beneath the engine, oil smell with warm engine, visible oil on the valve cover
    30–120 $
    Ad valve cover gasket 4G18valve cover gasket Lancer 1.6 SOHC
  • ! Ignition coil failure from 120,000 km

    Older 4G18 examples occasionally show ignition coil failures on individual cylinders. Typically occurs sporadically, especially in damp conditions. Inexpensive repair but unplanned failure on poorly maintained vehicles.

    Symptoms: Stumbling or misfiring under acceleration, check engine light, rough idle
    80–250 $
    Ad ignition coil 4G18ignition coil Lancer 1.6Mitsubishi 1.6 SOHC ignition coil

Vehicle Weaknesses

WeaknessCost
!Corrosion on underbody and spring perches

The underbody protection is thin. Spring perches, the sump and gearbox cover can rust through, particularly on vehicles without additional treatment.

Symptoms: Visible rust on spring perches, oil leak from rusted-through sump, MOT/TÜV advisory
Ad springteller Lancer CSoil pan Lancer VIIIunderbody protection Lancer
 Medium
●Rust under rear door seals

Moisture can collect under the rubber seals of the rear doors and cause rust. Rare, but occurs on vehicles where the seals have not been regularly maintained.

Symptoms: Paint blistering on the rear door frames, brown discolouration under the rubber seals
Ad door seal Lancer CSMitsubishi Lancer Rost door
 Low
NHTSA Owner Complaints
Below average
453 complaints · 2003–2007
  1. 01 Powertrain
    129 ⚠ 5
  2. 02 Visibility
    99
  3. 03 Airbags
    55 ⚠ 14
  4. 04 Body Structure
    33
  5. 05 Electrical
    32

Top Reported Issues

⚠ Powertrain (129 complaints)
⚠ Visibility (99 complaints)
⚠ Airbags (55 complaints)
Source: NHTSA (nhtsa.gov) · 2026-03

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Known Problems and Issues +

A total of 27 weaknesses have been documented for the Mitsubishi Lancer 8 (2003–2007) — 17 engine-related and 10 vehicle-related. One problem engine: 4G63T (2.0L Turbo). Typical issues affect Rust, Body, Brakes, Suspension. Considered reliable: 4G18 (1.6L NA).

Lancer (4G63T, 2003–2005) — Stay Away!: Balance shaft belt fails at high rpm, Timing belt: hydraulic tensioner and idler rollers worn, Crankwalk — axial crankshaft play. Power: 265 PS.

Lancer (4G63T, 2004–2007) — Stay Away!: Balance shaft belt fails at high rpm, Timing belt: hydraulic tensioner and idler rollers worn, Crankwalk — axial crankshaft play. Power: 300 PS.

Lancer (4G63T, 2005–2007) — Stay Away!: Balance shaft belt fails at high rpm, Timing belt: hydraulic tensioner and idler rollers worn, Crankwalk — axial crankshaft play. Power: 280 PS.

Lancer (4G63T, 2005–2007) — Stay Away!: Balance shaft belt fails at high rpm, Timing belt: hydraulic tensioner and idler rollers worn, Crankwalk — axial crankshaft play. Power: 340 PS.

Lancer (4G63T, 2006–2007) — Stay Away!: Balance shaft belt fails at high rpm, Timing belt: hydraulic tensioner and idler rollers worn, Crankwalk — axial crankshaft play. Power: 366 PS.

Lancer (4G63T, 2006–2007) — Stay Away!: Balance shaft belt fails at high rpm, Timing belt: hydraulic tensioner and idler rollers worn, Crankwalk — axial crankshaft play. Power: 400 PS.

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

Frequently Asked Questions

What problems and weaknesses does the Mitsubishi Lancer 8 have? +
The Mitsubishi Lancer 8 has 17 known engine weaknesses and 10 vehicle weaknesses.
What should I look for when buying a used Mitsubishi Lancer 8? +
faq.watch_a_avoid faq.watch_a_rec
Which engine is recommended? +
Good choice: 4G18 (1.6L NA). The most reliable engine is the 4G18 (1.6L NA) with the lowest risk score. The most fun to drive is the 4G18 (1.6L NA). Problem engine: 4G63T (2.0L Turbo) — stay away!
Which Mitsubishi Lancer 8 engine is the most reliable? +
The {code} ({displacement}) is the most reliable engine in the Mitsubishi Lancer 8. It has the lowest risk score of all available engines and is rated "Good Choice". However, there are 3 known weaknesses to be aware of.
Which Mitsubishi Lancer 8 engine is the most fun? +
The {code} ({displacement}) offers the most driving fun in the Mitsubishi Lancer 8 — rated: "Not Really". {description} Reliable and unfussy, but without any emotion. The 1.6 moves the Lancer solidly through everyday life.
Is the Mitsubishi Lancer 8 worth buying used? +
The Mitsubishi Lancer 8 requires careful consideration — choosing the right engine variant is crucial.
What horsepower variants are available for the Mitsubishi Lancer 8? +
The Mitsubishi Lancer 8 is available with engine variants from 98 to 400 hp. Petrol: 4G18 (1.6L NA), 4G63T (2.0L Turbo).

Last updated: February 2026 · All information without guarantee