The service and repair manual for the 2004 Mitsubishi Lancer — 2.4L I4 and 2.0L I4 and 2.0L I4 engines, 8 trims. Matched to this exact model year, so the specifications and sequences are the ones Mitsubishi published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 2004 |
|---|---|
| Engines | 2.4L I4 — 146 cu in, SOHC 2.0L I4 — 122 cu in, SOHC 2.0L I4 — 122 cu in, DOHC, turbocharged |
| Trims | Sportback Wagon 4-Door · DE Sedan 4-Door · ES Sedan 4-Door · Sportback Ralliart Wagon 4-Door · Ralliart Sedan 4-Door · LS Sedan 4-Door +2 |
| Federal record | 4 recalls · 96 complaints · 85 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 2004 Lancer manual
03 / ContentsSections in the manual
- Quick Lookups 321
- General Information 2,514
- Accessories & Equipment 1,283
- Heating, Ventilation & A/C (HVAC) 116
- Body & Frame 434
- Maintenance 22
- Brakes 203
- Restraints 87
- Drivelines & Axles 141
- Steering 208
- Electrical 714
- Suspension 105
- Engine Mechanical 507
- Transmission 446
- Engine Performance 2,433
- Use SUN PAG 56
04 / Known issuesRecalls on federal record for the 2004 Lancer
- Suspension — front › control arm › lower arm · 16V458000A detached front control arm can result in the loss of control of the vehicle, increasing the risk o.
- Exterior Lighting — headlights · 06E023000Without the amber reflectors, the vehicle will be poorly illuminated, possibly resulting in a vehicl.
- Exterior Lighting — headlights · 09E025000Decreased lighting visibility may result in a vehicle crash.
- Equipment — other › labels · 04V428000This does not meet the requirements of the standard.
Owners have filed 96 complaints and Mitsubishi has issued 85 technical service bulletins for the 2004 Lancer. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 2004 Lancer manual
Is this manual specific to the 2004 Lancer?
Yes. It is the OEM manual matched to the 2004 model year, covering the 2.4L I4 and 2.0L I4 and 2.0L I4 across the Sportback Wagon 4-Door, DE Sedan 4-Door, ES Sedan 4-Door, Sportback Ralliart Wagon 4-Door, Ralliart Sedan 4-Door, LS Sedan 4-Door, Evolution Sedan 4-Door, OZ Rally Sedan 4-Door trims. Specifications and procedure sequences are the ones Mitsubishi published for this year.
What 2004 Lancer problems does it help with?
4 recalls are on federal record for the 2004 Lancer, covering suspension, exterior lighting, equipment. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Mitsubishi dealers.
Does it include 2004 Lancer wiring diagrams?
Yes — the complete wiring diagrams for the 2004 build, alongside repair procedures, specifications and diagnostics.
Is it a subscription?
No. $29.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.
RelatedOther Lancer years and 2004 Mitsubishi models
2010 Lancer · 2009 Lancer · 2008 Lancer · 2007 Lancer · 2006 Lancer · 2005 Lancer · 2003 Lancer · 2002 Lancer · all 16 years
2004 Mitsubishi Diamante · 2004 Mitsubishi Eclipse · 2004 Mitsubishi Endeavor · 2004 Mitsubishi Galant · 2004 Mitsubishi Mirage · 2004 Mitsubishi Montero · 2004 Mitsubishi Montero Sport · 2004 Mitsubishi Outlander · 2004 Mitsubishi Space Star · every 2004 model