MitsubishiEndeavor20053.8L/mitsubishi/endeavor/2005/3-8l/

2005 Mitsubishi Endeavor — 3.8L

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2005 Endeavor 3.8L.

Body SUVEngine 3.8LTransmission Automatic (S4)

The 2005 Mitsubishi Endeavor is an SUV powered by a 3.8L engine paired with an Automatic (S4) transmission, EPA-rated at 16/21/18 mpg and requiring 4.6 quarts of 10W-30 or 5W-30 API engine oil. Across the 20042011 complaint record, the 2005 model logged 39 owner complaints—well below the 2004 peak of 181 yet far above the 2011 low of 7—placing it in a steadier middle phase of the lineup. Powertrain issues drew the most owner reports, and six recalls are recorded for this model year.

Model year20112010200920082007200620052004

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity4.6 qtOEM · verified
Engine oil type10W-30 / 5W-30 APIOEM · verified
Lug nut torque65-80 ft-lbsOEM · verified
EPA fuel economy16/21/18 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 24 · 550 CCA battery, OE oil filter MZ690072. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 24 · 550 CCAOEM · verified
Tail / brake / turnHEADOEM · verified
Tire size4WD:P225-75R15OEM · verified
Wheel / rim6-JJ inOEM · verified

OE service part numbers OEM · verified

Engine oil filterMZ690072
Engine air filterMR571396
Fuel filterMN176269
Spark plugMN163236
Front wiper bladesMZ693021 alt 8250A174
Serpentine beltMN187016 alt MN187015
ThermostatMD350415

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic (S4)

Dimensions & weight NHTSA vPIC

Overall length190.9 in
Overall width73.6 in
Overall height67.3 in
Wheelbase107.9 in
Curb weight5249 lb
Track (front / rear)63 / 59.4 in
Weight distribution (front / rear)55/45

Ratings & economy EPA / vPIC

EPA city / highway / combined16 / 21 / 18 mpg
DrivetrainFront-Wheel Drive
Recommended fuelPremium Gasoline

Performance & power Independent road tests

0–60 mph, quarter-mile, horsepower and torque from independent road tests.

No 2005 road test on record; the results below are same-engine tests from nearby model years, each shown under its own year.

7.6–8.4 sec0–60 mph (tested)quickest 7.60 sec — 2004 Limited
215 hpHorsepower (as tested)
250 lb-ftTorque (as tested)
YearTrim / engine0–60¼ mileHPDrivetrain
2004Limited 3.8L V67.60 sec16.20 sec215 hpAWD
2004Limited 3.8L V67.70 sec16.10 sec215 hpAWD
2004XLS 3.8L V68.40 sec16.20 sec215 hpAWD

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 4.6 qt of 10W-30 / 5W-30 API engine oil, 85W-90 · 80W-90 in the differential, DOT 3 · DOT 4 brake fluid. Torque lug nuts to 65-80 ft-lbs, the oil drain plug to 29.0 ft-lbs. The firing order is 1-2-3-4-5-6.

Lubricants & capacities

Automatic Transmission FluidMitsubishi Diamond Queen SP-III
Automatic Transmission Fluid Capacity9.3
Automatic Transmission FluidMitsubishi Diamond Queen SP-III
Automatic Transmission Fluid Capacity8.9
Brake FluidDOT 3 · DOT 4
Differential Gear Oil85W-90 · 80W-90
Differential Gear Oil Capacity2.3 Pints
Engine Oil10W-30 · API · 5W-30

Engine torques

Crankshaft Pulley and/or Damper Bolts134-140 ft-lbs
Engine Flywheel Bolts54 ft-lbs
Intake Manifold to Engine Bolts16 ft-lbs
Exhaust Manifold to Cylinder Head Bolts33 ft-lbs
Main Bearings54 ft-lbs
Engine Oil Pan Drain Plug29.0 ft-lbs
Oil Pump to Cylinder BLock Bolts/Studs10 ft-lbs

Chassis torques

Lug Nuts65-80 ft-lbs
Front Wheel Hub145-188 ft-lbs
Rear Wheel Hub145-188 ft-lbs

Ignition

Cylinder Firing Order1-2-3-4-5-6
Spark Plug Gap0.028-0.031 in
Spark Plug Torque15.0-21.0 ft-lbs

Battery & A/C

RefrigerantR134a
Refrigerant Capacity1.06-1.15 lbs
Oil GroupPAG
Oil Type46
Oil Capacity2.0 L
Standard BCI Group Number24
Standard BCI Cranking Performance550 cca

Service checks

Pressure Test23 psi
Radiator Cap Pressure Relief11-15 psi
Thermostat Opening Temperature187-193 °F
Engine Compression162
Engine Oil Pressure4.3 psi @ Idle, 43-100 psi @ 3500 rpm psi
Intake Valve LashHydraulic in
Exhaust Valve LashHydraulic in

Brakes

Torque Caliper to Bracket32 ft-lbs
Torque to Knuckle74 ft-lbs / 45 ft-lbs
Minimum Pad ThicknessFront: 0.080; Rear: 0.080 in
Minimum Shoe Thickness0.039 in
Rotor Max Parallel Variation0.0006 in
Rotor Runout Limit0.0012 in / 0.0031 in
Rotor Nominal Thickness From1.024 in / 0.394 in
Rotor Nominal Thickness To1.024 in / 0.394 in

Multi-step torque procedures OEM · verified

Connecting Rod (Large End) Bearings — tightening sequence 1 stages
120 ft. lbs., Step 2: 90-9420 ft. lbs
Cylinder Head — tightening sequence 3 stages
180 ft. lbs.80 ft. lbs
2Loosen all bolts.
380

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 7,500 mi; coolant every 30,000 mi. The big-interval services (every 30,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

Every 7,500 miEngine Oil (drain & refill) · Engine Oil Filter (replace) · Tire & Wheel Assembly (rotate)
Every 15,000 miAxle Shaft Oil Seal (inspect) · Brake Line (inspect) · Brake System (inspect) · CV Joint Boot (inspect) · Cabin Air Filter (replace)
Every 30,000 miAccessory Drive Belt (inspect) · Brake Drum Assembly (inspect) · Engine Air Filter Element (replace) · Engine Coolant System (drain, flush & refill) · Engine Coolant System Hoses (inspect) · Exhaust System (Complete) (inspect)
At 60,000 miEngine Coolant System (drain, flush & refill)
Every 60,000 miFuel Evaporative Emission Control System (inspect) · Fuel System (inspect)
At 105,000 miTiming Belt (replace)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The 2005 Mitsubishi Endeavor shows a marked improvement over its predecessor, with complaints falling from 181 in 2004 to 39 in 2005 while recall numbers remain steady at six and investigations drop from two to one. Compared to the subsequent years, 2005 still sits above the low‑complaint levels seen from 2006 onward (which range from 19 complaints in 2006 to zero in 2009) but follows a clear downward trend in both complaints and technical service bulletins, which decline from 116 in 2004 to 61 in 2005 and continue to decrease thereafter. Recall frequency gradually lessens after 2005, reaching none by 2011, and investigations fall to zero after 2008, indicating a reducing need for formal safety actions. The top complaint areas for 2005 are Power Train (5), Structure (4), Electrical System (4), and Service Brakes, Hydraulic (3), with six crash‑related and two fire‑related complaints recorded; the data does not specify root causes for these issues. Overall, the sharp reduction in complaints and the stabilizing recall count suggest that the 2005 model year represents a comparatively reliable choice within the generation, making it a reasonable option for a used purchase.

6
Open recalls
NHTSA campaigns
61
Service bulletins
Manufacturer communications
1
ODI investigations
Office of Defects Investigation
39
Owner complaints
6 involved a crash · 2 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Rollover★★★★★
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 39 complaints on record, top 8 components.

Power Train5
Structure4
Electrical System4
Service Brakes, Hydraulic3
Unknown Or Other2
Engine & Engine Cooling2
Service Brakes2
Air Bags2

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 6 campaigns on record for this vehicle.

08V454000Fuel System, Gasoline:Storage:Tank AssemblyReported 09/09/2008

MITSUBISHI IS RECALLING 45,988 MY 2005-2007 ENDEAVOR, GALANT, ECLIPSE COUPE, AND MY 2007 ECLIPSE SPYDER VEHICLES. THE BRACKET THAT IS THE ATTACHMENT POINT FOR THE LEFT REAR FUEL TANK MOUNTING STRAP MAY HAVE BEEN… Remedy: DEALERS WILL INSPECT TO SEE IF THE LEFT REAR FUEL TANK STRAP MOUNTING BRACKET HAS SPLITTING BEYOND A SPECIFIC LIMIT. VEHICLES WITH MODERATE TO SEVERE SPLITTING WILL BE REPAIRED…

10V065000Fuel System, Gasoline:Storage:Tank Assembly:Filler Pipe And CapReported 25/02/2010

MITSUBISHI IS RECALLING CERTAIN MODEL YEAR 2004-2010 ENDEAVOR VEHICLES ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN THE STATES OF CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, KENTUCKY, MAINE, MARYLAND… Remedy: DEALERS WILL REPLACE THE FUEL FILLER PIPE WITH A NEW IMPROVED PART FREE OF CHARGE. THE SAFETY RECALL IS EXPECTED TO BEGIN ON OR BEFORE JULY 5, 2010. OWNERS MAY CONTACT MITSUBISHI…

Technical service bulletins NHTSA · verified

Showing 5 of 61 bulletins on record with NHTSA.

BulletinDateComponentSummary
DEALER LETTER2023-07-21EquipmentThis is a Dealer Letter sent to dealers informing that Mitsubishi Technical Training has…
TSB-23-00-0042023-04-24StructureThis Technical Service Bulletin provides instructions and material safety data sheets for…
TSB-23-00-0012023-04-24EquipmentThis Technical Service Bulletin reviews the regulations that require a label showing the…
DEALER LETTER2023-04-21EquipmentThis is a Dealer Letter sent to dealers informing that Mitsubishi Technical Training has…
TSB-22-54-0032022-04-07Exterior LightingThis Technical Service Bulletin was sent to dealers to explain the difference between…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific Endeavor. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

How much oil does the 2005 Endeavor 3.8L take?

4.6 qt of ABOVE 0 degreesF 10W-30 SL API, BELOW 100 degreesF 5W-30 SL API, per the factory manual.

Does the 2005 Endeavor have open recalls?

NHTSA lists 6 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the 3.8L get?

EPA figures are 16 city / 21 highway / 18 combined mpg.