🏷️ Basic Information

Make:

Mitsubishi

Model:

Lancer Evolution

Year:

2012

Chassis Code:

CZ4A

Engine Code:

4B11T

Transmission Code Sstd:

W6MGA

Transmission Code Sstd Auto:

TC-SST (W6DCA)

👋 Introduction

Market Position:

The 2012 Mitsubishi Lancer Evolution (CZ4A) represents the pinnacle of rally-inspired performance within the Lancer lineup. It's a highly sought-after vehicle for enthusiasts, known for its advanced All-Wheel Control (AWC) system, potent turbocharged engine, and sophisticated chassis dynamics. This manual caters to owners and technicians who require precise, factory-level information for maintaining and repairing this performance-oriented sedan.

Competitive Analysis:

Competes in the compact sports sedan segment against vehicles like the Subaru WRX STI and performance variants of other manufacturers. Its unique selling proposition lies in its sophisticated S-AWC system, proven rally heritage, and distinct driving feel. This manual's MUT-III (Mitsubishi Under Vehicle Information System) integration signifies official diagnostic and repair data.

Key Features:

Focus on DIY repair, complete coverage, official service information, detailed diagrams, diagnostic procedures, troubleshooting guides, and MUT-III integration. Designed for accuracy and completeness, ensuring users have all necessary data for effective maintenance and repairs.

📋 Manual Details

Coverage Areas:

All systems, components, and procedures for the 2012 Mitsubishi Lancer Evolution (CZ4A).

Page Count:

Estimated 3000+ pages (typical for a complete workshop manual).

Manual Type:

Workshop Repair and Service Manual.

Language:

English

Format:

Digital (likely PDF, often delivered as an ISO image or collection of PDFs).

Manual Source:

Derived from official Mitsubishi Service Information, often distributed via dealerships or internal technical portals, and commonly referred to as the MUT-III based service manual.

📖 Manual Coverage

Systems Covered:

Engine mechanical, engine control, fuel system, ignition system, emissions control, cooling system, lubrication system, starting system, charging system, transmission (manual and TC-SST), drivetrain, suspension, steering, brakes (including ABS and AYC), body electrical, HVAC, audio system, SRS (airbag), body panels, interior trim, diagnostic tools (MUT-III).

Procedures Included:

Routine maintenance, inspection, diagnosis, troubleshooting, repair, component removal and installation, replacement, adjustments, specifications, torque values, wiring diagrams, diagnostic trouble codes (DTCs).

Procedures Included Specific:

Includes procedures for S-AWC system calibration, AYC pump diagnosis and replacement, ACD clutch pack service, turbocharger system diagnostics and overhaul, engine compression testing, cylinder head removal and installation, gearbox overhaul, differential inspection and service, ABS modulator and sensor testing, SRS module diagnostics and component replacement, body control module (BCM) programming and diagnostics.

Technical Depth:

Comprehensive, covering from basic fluid changes and component replacements to complex engine and transmission rebuilds, electrical system diagnostics, and structural repairs. Includes detailed exploded views, schematics, and step-by-step instructions suitable for advanced DIY enthusiasts and professional technicians.

Electrical Schematics Detail:

Includes full wiring diagrams for all circuits, including engine control, body control, chassis systems, and infotainment, with detailed component locations and connector pinouts.

📊 Manual Specifications

File Format:

PDF (often searchable and with internal linking for navigation).

Print Quality:

High-resolution graphics and text for clear viewing and printing.

Binding Type:

N/A (Digital format).

Paper Type:

N/A (Digital format).

Manual Completeness:

Confirmed as 'Complete & Informative for DIY Repair'. This implies it is a full workshop manual, not a condensed guide or owner's manual. 'Absolutely No Missing Pages!' reinforces this.

⚙️ Engine Specifications

Primary Engine:

2.0L 16-Valve DOHC MIVEC Turbocharged Inline-4 (4B11T)

Horsepower Est:

291 hp @ 6500 rpm (USDM)

Torque Est:

300 lb-ft @ 4000 rpm (USDM)

Fuel System:

Electronic Fuel Injection (EFI) with multi-point injection.

Fuel Type:

Premium Unleaded Gasoline (91 octane or higher recommended).

Induction Type:

Turbocharged with intercooler.

Engine Management System:

ECU with CAN communication, compatible with MUT-III diagnostic tool.

Engine Block Material:

Aluminum Alloy.

Timing Drive:

Timing Chain.

Bore X Stroke:

86.0 mm x 86.0 mm

Compression Ratio:

9.0:1

🔧 Transmission

Standard Transmission:

6-speed Manual Transmission (W6MGA).

Optional Transmission:

6-speed Twin Clutch-SST (Sportronic Shift Transmission) (W6DCA).

S Awc Integration:

Both transmissions are integrated with Mitsubishi's Super All-Wheel Control (S-AWC) system.

S Awc Modes:

Tarmac, Gravel, Snow. Each mode adjusts the torque distribution and handling characteristics via ACD, AYC, and ASC.

Transmission Fluid Spec Manual:

API GL-3/GL-4, SAE 75W-85 (e.g., Dia Queen LSD Gear Oil).

Transmission Fluid Spec Tc Sst:

Specialized Dual Clutch Fluid (e.g., Dia Queen SSTF-1).

📐 Dimensions

Length:

177.0 inches (4495 mm)

Width:

71.3 inches (1810 mm)

Height:

58.5 inches (1485 mm)

Wheelbase:

104.5 inches (2655 mm)

Track Width Front:

60.6 inches (1540 mm)

Track Width Rear:

60.6 inches (1540 mm)

Curb Weight Est Std:

3417 lbs (1550 kg) (Manual Transmission)

Curb Weight Est Sstd:

3571 lbs (1620 kg) (TC-SST)

Cargo Volume Cu Ft Est:

5.0 cu ft (sedan)

Wheel Bolt Pattern:

5x114.3 mm (5x4.5 inches)

Standard Wheel Size:

18 x 8.5 inches

Standard Tire Size:

245/40R18

🛡️ Safety Features

NHTSA Front Impact Driver:

5-Star

NHTSA Front Impact Passenger:

5-Star

NHTSA Side Impact Front Seat:

5-Star

NHTSA Side Impact Rear Seat:

5-Star

IIHS Roof Strength:

Good

Active Features:

Super All-Wheel Control (S-AWC) with Active Yaw Control (AYC), Active Center Differential (ACD), Active Stability Control (ASC), Anti-lock Braking System (ABS) with Electronic Brake-force Distribution (EBD), Traction Control System (TCS), Brake Assist (BA).

Passive Features:

Front dual-stage airbags, front seat-mounted side-impact airbags, front and rear curtain airbags, active front head restraints, three-point seatbelts with pretensioners.

💡 Technology Features

Infotainment System:

Touchscreen audio system with CD/MP3 player, auxiliary input, USB port, and Bluetooth connectivity. Rockford Fosgate premium audio system often optional.

Driver Assistance:

Key systems include S-AWC, ASC, TCS, ABS, EBD, BA. Cruise control.

Connectivity:

Bluetooth for hands-free calling and audio streaming, USB port for iPod/media player connection.

Performance Tech:

Engine start-stop button, driver-selectable S-AWC modes (Tarmac, Gravel, Snow), Bilstein shock absorbers, Eibach springs, Brembo brakes (front).

🔧 Maintenance

Oil Change Interval Est:

Every 3,750 miles (6,000 km) or 6 months, whichever comes first, under severe driving conditions (recommended for performance driving).

Major Service Interval Est:

Refer to manual for specific intervals for timing belt (if applicable, though 4B11T uses a chain), spark plugs, and other key components. Typically around 60,000-100,000 miles for major items.

Engine Oil Spec:

SAE 5W-30, API SN or ILSAC GF-5 certified. Check manual for specific Mitsubishi Dia Queen recommendations.

Coolant Spec:

Mitsubishi Dia Queen Super Long Life Coolant (Green).

Brake Fluid Spec:

DOT 3 or DOT 4.

Power Steering Fluid Spec:

Dexron III or equivalent.

Known Issues:

Potential for turbocharger issues if not maintained properly, clutch wear (especially in aggressive driving), some reports of ACD/AYC pump issues, and exhaust manifold cracking on older models. The manual would detail diagnostic and repair procedures for these.

Oil Filter Part Number Est:

OEM: MD340846 (or equivalent aftermarket: e.g., Fram PH10000, Wix 57060)

Air Filter Part Number Est:

OEM: 1500A088 (or equivalent aftermarket: e.g., K&N E-0647)

Engine Oil Capacity W Filter:

Approx. 4.8 US quarts (4.5 liters)

Coolant Capacity:

Approx. 8.1 US quarts (7.7 liters)

Transmission Fluid Capacity Manual:

Approx. 2.5 US quarts (2.4 liters)

Transmission Fluid Capacity Tc Sst:

Approx. 6.9 US quarts (6.5 liters)

📚 Vehicle History

Brand Heritage:

Mitsubishi has a long and distinguished history in motorsport, particularly in the World Rally Championship (WRC), where the Lancer Evolution achieved legendary status. This racing pedigree directly informs the technology and performance of the production Evolution models.

Model Evolution:

The Lancer Evolution (or 'Evo') was developed from the standard Lancer platform to homologate Mitsubishi's entry into Group A rallying. The 2012 model is the tenth generation (CZ4A), significantly updated from previous generations with improved aerodynamics, a stronger chassis, and advanced electronic control systems like S-AWC.

Production Years:

The CZ4A generation was produced from 2007 to 2016.

Production Location:

Mizushima Plant, Kurashiki, Okayama, Japan.

🏆 Awards & Recognition

Recognitions:

The Lancer Evolution nameplate consistently receives accolades for its performance, handling, and motorsport heritage from automotive publications worldwide. While specific awards for the 2012 model year may vary by region, its predecessor and successors have frequently been recognized as class leaders in performance.