🏷️ Basic Information

Make:

Infiniti

Model:

M35 / M45

Year:

2006

Platform Code:

Y50 (First Generation)

Generation Name:

First Generation (Y50)

Generation Years:

2004-2010

👋 Introduction

Target Audience:

DIY enthusiasts, professional mechanics, Infiniti owners seeking detailed service and repair information.

Value Proposition:

Provides factory-level repair and maintenance data, enabling significant cost savings on vehicle upkeep compared to dealership services.

Information Source:

Original manufacturer content, equivalent to what professional technicians use.

Accessibility:

Instant download, accessible on multiple devices.

📋 Manual Details

Regions Covered:

Global (primarily North American market focus inferred from description)

Estimated Pages:

Likely extensive, potentially 1000+ pages given the detail and size indication (up to 5GB)

Type:

Workshop Service Repair Manual (Factory Service Manual Equivalent)

Language:

English

Digital Format:

PDF (Downloadable, potentially zipped)

📖 Manual Coverage

Powertrain:

Engine overhaul and rebuilding, engine performance, firing orders, timing belt service, serpentine belt routings with diagrams, transmission removal and installation, transmission in-car servicing, U-joint and CV-joint service.

Brakes:

Brake servicing procedures.

Chassis:

Front end and alignment procedures and specifications, suspension, U-joint and CV-joint service procedures.

Electrical:

Wiring diagrams, computer diagnostic trouble tree charts, computer diagnostic codes.

HVAC:

Air conditioning service and capacities.

Body:

Not explicitly detailed but implied by general repair procedures and illustrations.

Repair:

Complete repair procedures for all covered systems.

Maintenance:

Factory maintenance schedules and charts.

Diagnostics:

Troubleshooting and diagnostics, computer diagnostic trouble tree charts, computer diagnostic codes, drivability concerns.

Rebuilding:

Engine overhaul and rebuilding.

Specifications:

Detailed specifications on every model covered, complete torque specifications, front end and alignment specifications.

Depth:

Comprehensive. Covers everything from basic maintenance and diagnostics to complete engine overhauls and component-level repairs. Equivalent to factory technician level.

📊 Manual Specifications

Delivery Method:

Instant Digital Download

Compatibility:

All operating systems (Windows, Linux, Mac) and PDF readers.

File Types Included:

PDF, ZIP, RAR, EXE (as indicated in description)

Printability:

Printable on any computer and printer.

Binding:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

Size Indication:

Can be very large, up to 5GB.

Illustrations:

Hundreds of illustrations, zoomable illustrations, detailed component explosions, exploded views.

⚙️ Engine Specifications

M35 Engine Code:

VQ35DE

M35 Engine Type:

3.5L V6 DOHC 24-valve VVT

M45 Engine Code:

VK45DE

M45 Engine Type:

4.5L V8 DOHC 32-valve VVT

M35 Horsepower Est:

Approx. 275-280 hp (varies slightly by year/market)

M35 Torque Est:

Approx. 268-270 lb-ft (varies slightly by year/market)

M45 Horsepower Est:

Approx. 335-340 hp (varies slightly by year/market)

M45 Torque Est:

Approx. 330-335 lb-ft (varies slightly by year/market)

Fuel Delivery:

Electronic Fuel Injection (MPI - Multi-Point Injection)

Fuel Type:

Premium Unleaded Gasoline

Ignition Type:

Coil-on-plug (COP) ignition system

Overhaul Procedures:

Complete disassembly, inspection, repair, and reassembly instructions for engine components.

Performance Tuning:

Detailed information on engine diagnostics and troubleshooting for performance issues.

🔧 Transmission

M35 Transmission Type:

5-speed Automatic Transmission (RE5R05A)

M45 Transmission Type:

5-speed Automatic Transmission (RE5R05A)

Optional Transmission:

Not typically offered with manual transmission in this generation.

Transmission Features:

Manual shift mode (DS mode), Adaptive Shift Control.

Transmission Service:

Procedures for removal, installation, and in-car servicing, including fluid checks and changes.

📐 Dimensions

Wheelbase:

112.2 inches (2850 mm)

Length:

191.7 inches (4870 mm)

Width:

71.7 inches (1821 mm)

Height:

58.1 inches (1476 mm)

Curb Weight M35:

Approx. 3,700-3,850 lbs (1678-1746 kg)

Curb Weight M45:

Approx. 3,800-3,950 lbs (1724-1792 kg)

Trunk Volume:

Approx. 14.9 cu ft (422 L)

🛡️ Safety Features

NHTSA Front Impact Driver:

5-Star (for 2006 model year)

NHTSA Front Impact Passenger:

5-Star (for 2006 model year)

IIHS Front Offset Score:

Good (for 2006 model year)

Brake Assist:

Standard

Electronic Stability Control:

Standard (Vehicle Dynamic Control - VDC)

Traction Control:

Standard

Airbags Front:

Dual-stage front airbags

Airbags Side:

Front seat-mounted side-impact airbags

Airbags Curtain:

Roof-mounted side-impact curtain airbags for front and rear outboard occupants

💡 Technology Features

Infotainment System:

Infiniti Navigation System with 7-inch LCD display, premium Bose audio system.

Driver Assistance Features:

Available Intelligent Cruise Control (ICC), parking assist sensors.

Connectivity Options:

Not advanced by modern standards; primarily audio inputs and Bluetooth hands-free calling available on some trims/packages.

🔧 Maintenance

Oil Change Interval:

Every 5,000 miles (8,000 km) or 6 months, or as indicated by the Intelligent Maintenance System (INFOS).

Engine Air Filter:

Inspect every 15,000 miles (24,000 km), replace as needed or per INFOS.

Cabin Air Filter:

Replace every 15,000 miles (24,000 km) or 12 months.

Spark Plugs:

M35 (VQ35DE): Iridium-tipped, typically 105,000 miles. M45 (VK45DE): Iridium-tipped, typically 105,000 miles.

Transmission Fluid:

Inspect regularly, change every 60,000 miles (96,000 km) or as indicated by severe service conditions or INFOS.

Engine Oil Type:

SAE 0W-20 or 5W-30 (API SN or ILSAC GF-5 certified)

Engine Oil Capacity M35:

Approx. 4.9 US quarts (4.6 L) with filter change

Engine Oil Capacity M45:

Approx. 10.5 US quarts (9.9 L) with filter change

Coolant Type:

Nissan Genuine Super Long Life Coolant (Blue) or equivalent pre-diluted ethylene glycol-based coolant.

Transmission Fluid Type:

Nissan Matic S or equivalent ATF

Brake Fluid Type:

SAE J1703 or FMVSS No. 116 DOT 3

Common Problem Oil Leaks:

Valve cover gasket leaks, oil pan gasket leaks, particularly with higher mileage.

Common Problem Suspension:

Front lower control arm bushings wear, leading to clunking noises and alignment issues.

Common Problem Electrical:

Instrument cluster illumination issues, HVAC control module failures, power seat motor failures.

Common Problem Exhaust:

Catalytic converter failure, especially on the M45 (VK45DE).

Common Problem Timing Chain:

While the VQ35DE and VK45DE engines are generally robust, timing chain tensioner issues can occur with very high mileage, though less common than on some other Nissan engines.

📚 Vehicle History

Infiniti Origin:

Infiniti is the luxury division of Nissan, established in 1989.

M Series Predecessor:

The M35/M45 replaced the Infiniti I35 and shared platform elements with the Nissan Fuga.

Y50 Generation Launch:

The Y50 generation debuted in late 2004 for the 2005 model year, with the 2006 model representing an early iteration.

Manufacturing Location:

Japan

🏆 Awards & Recognition

Jd Power Initial Quality:

Infiniti vehicles generally ranked well in J.D. Power Initial Quality studies during this era.

Car And Driver 10Best:

While not always on the 10Best list, the Infiniti M series was recognized for its performance and luxury in contemporary reviews.