🏷️ Basic Information

Make:

Isuzu

Model:

D-Max Colorado Rodeo KB P190

Year:

2007

👋 Introduction

Market Position:

The Isuzu D-Max series, including the Colorado, Rodeo, and KB P190 variants, has historically occupied a strong position in the global light commercial vehicle and pickup truck market, known for its durability, reliability, and utility, particularly in demanding work environments.

Competitive Analysis:

The 2007 D-Max competed against key rivals such as the Toyota Hilux, Mitsubishi Triton/L200, Ford Ranger, and Nissan Navara. Its strengths often lay in its robust chassis, proven Isuzu diesel engine technology, and competitive pricing.

Key Features:

This service manual provides extensive technical information for the 2007 Isuzu D-Max, enabling owners and technicians to perform a wide range of maintenance and repair tasks, from routine servicing to in-depth component overhauls. Its digital PDF format ensures easy access, searchability, and portability across various devices.

Value Proposition:

Empowers owners to perform their own maintenance and repairs, saving costs associated with professional servicing while fostering a deeper understanding of their vehicle.

Target Audience:

Professional mechanics, DIY enthusiasts, and owners who want to gain in-depth knowledge of their vehicle's systems and maintenance requirements.

Diy Support:

The manual aims to demystify car maintenance and repair, making it accessible for individuals who are hesitant to work on their vehicles due to perceived difficulty, by providing clear, step-by-step instructions.

📋 Manual Details

Coverage Areas:

General information, Engine, Clutch, Gearbox, Propeller shafts, Rear axles, Front axle, Front and rear suspensions, Wheels and Tyres, Steering system, Brakes, Bodywork and chassis frame, Maintenance, Electric/Electronic System

Page Count:

Not specified

Manual Type:

Service Repair Manual

Language:

English

Format:

PDF

Compatibility:

Fully compatible with all Windows Operating Systems and any smartphone or tablet capable of opening PDF files.

Accessibility:

Easy to run and use with no installation required. The simple PDF format allows for quick access and navigation.

Printing Capability:

Allows for easy printing of any page or section, providing flexibility for users who prefer hard copies for specific tasks.

Technical Information:

Provides essential technical data, specifications, and diagrams necessary for accurate diagnosis and repair, including measurements and tolerances.

📖 Manual Coverage

Systems Covered:

Engine, Clutch, Gearbox, Drivetrain, Suspension (Front & Rear), Steering, Brakes, Electrical System, HVAC, Bodywork, Chassis Frame, Maintenance Procedures, Wheels & Tires

Procedures Included:

Diagnostic, Repair, Maintenance, Troubleshooting, Overhaul, Adjustment, Lubrication, Component Replacement, Wiring Schematics Interpretation

Technical Depth:

Comprehensive: Covers basic repairs to advanced diagnostics and rebuild procedures, suitable for both amateur owners and professional mechanics.

Wiring Schematics:

Includes detailed electrical system diagrams and wiring schematics for all major vehicle systems, facilitating accurate troubleshooting and repair of electrical faults.

Diagnostics:

Provides step-by-step diagnostic procedures for identifying common faults, including engine performance issues, transmission problems, brake system malfunctions, and electrical gremlins, often referencing diagnostic trouble codes (DTCs).

Bodywork Chassis:

Detailed instructions for bodywork repairs, including panel replacement, alignment, rust prevention, and chassis frame inspection and straightening procedures.

HVAC:

Covers the heating, ventilation, and air conditioning (HVAC) system, including diagnosis and repair of refrigerant leaks, blower motor issues, heater core problems, and climate control module troubleshooting.

Troubleshooting Guides:

Includes comprehensive troubleshooting flowcharts and guides to help users systematically identify and resolve issues across all major vehicle systems.

Steering System:

Covers both hydraulic power steering systems (if equipped) and manual steering components, including steering rack, tie rods, power steering pump, and fluid checks. Alignment procedures are also detailed.

Brake System:

Detailed procedures for front disc and rear drum (or disc, depending on variant) brake systems, including brake pad/shoe replacement, rotor/drum machining or replacement, caliper and wheel cylinder overhauls, brake line inspection, and hydraulic system bleeding.

Suspension And Steering:

Includes comprehensive coverage of front and rear suspension systems (e.g., double wishbone, leaf springs), shock absorbers, springs, control arms, and related components, as well as the complete steering system.

Drivetrain:

Covers propeller shafts, universal joints, rear axle assemblies (including differential), and front axle components (for 4WD models), detailing inspection, lubrication, and repair procedures.

General Information:

The manual begins with a general information section, covering vehicle identification numbers (VIN), jacking and towing procedures, recommended tools, and safety precautions.

📊 Manual Specifications

File Format:

PDF (Portable Document Format)

Print Quality:

High quality, suitable for printing individual pages or the entire manual. Images and graphics designed for clear display.

Binding Type:

Digital (No physical binding)

Paper Type:

Not applicable (Digital file)

Software Recommendation:

Adobe PDF Reader is recommended for optimal display of images and graphics.

Portability:

The PDF format allows for easy viewing and use on a wide range of devices, including laptops, tablets, and smartphones, making it convenient for use in a workshop or on the go.

⚙️ Engine Specifications

Primary Engine:

The 2007 Isuzu D-Max was commonly offered with Isuzu's robust diesel engines. A prominent engine for this era was the 4JH1-TC, a 3.0-liter (2999cc) turbocharged common rail direct injection (CRDI) diesel engine. Other variants might have included smaller displacement diesel engines or petrol options depending on the specific market (e.g., 4JA1-T 2.5L diesel).

Performance:

The 4JH1-TC engine typically produced around 120-130 horsepower (PS) and 290-330 Nm of torque. Specific figures would vary based on regional tuning and emissions standards.

Fuel System:

Common Rail Direct Injection (CRDI) with electronic control unit (ECU) for precise fuel delivery, combustion optimization, and emissions control.

Engine Code:

Common codes include 4JH1-TC (3.0L Turbo Diesel) and 4JA1-T (2.5L Turbo Diesel). Specific engine codes may vary by market and model variant.

Emission Controls:

Equipped with emission control systems relevant to 2007 standards, including exhaust gas recirculation (EGR) and potentially early forms of diesel particulate filters or catalytic converters depending on the specific market's regulations.

Cooling System:

Pressurized cooling system utilizing a radiator, coolant reservoir, thermostat, water pump, and cooling fan (either engine-driven or electric depending on configuration). Manual provides procedures for flushing, leak testing, and component replacement.

Lubrication System:

Details on the engine oil pump, oil filter, oil pan, and oil galleries. Includes oil capacity and recommended maintenance for the lubrication system.

🔧 Transmission

Standard:

Typically a 5-speed manual transmission. Configurations included RWD (Rear Wheel Drive) and 4WD (Four Wheel Drive).

Optional:

A 4-speed automatic transmission was often available as an option on select models and markets.

Features:

The manual transmission featured a single-plate dry clutch. 4WD models typically included a part-time transfer case with selectable 2WD/4WD high and low range. Clutch fluid specification is usually DOT 3 or DOT 4 brake fluid.

Gear Ratios:

Specific gear ratios are not provided in the product information but are detailed within the manual itself, typically including final drive ratios.

Clutch System:

Hydraulically actuated single-plate dry clutch. The manual covers clutch disc, pressure plate, release bearing inspection, replacement, and hydraulic system bleeding.

📐 Dimensions

Exterior:

Dimensions varied significantly based on body style (single cab, extra cab, double cab) and wheelbase. Overall lengths could range from approximately 4.8 to 5.4 meters, widths around 1.7 to 1.8 meters, and heights around 1.6 to 1.7 meters.

Interior:

Interior space is typical for a pickup truck of its era, with seating for 2 (single cab), 2+2 (extra cab), or 5 (double cab) occupants. Material quality and features varied by trim level.

Cargo:

Payload capacities typically ranged from 800 kg to over 1,100 kg, depending on the configuration and gross vehicle weight rating (GVWR). Bed dimensions also varied by body style.

Weights:

Curb weights generally fell between 1,600 kg and 1,900 kg. GVWRs could be around 2,800 kg to 3,000 kg or more for heavy-duty variants.

Wheelbase:

Wheelbase options typically included around 3000mm to 3300mm, depending on the cab configuration and intended load capacity.

Wheel Bolt Pattern:

Commonly 6-stud pattern with a bolt circle diameter (BCD) of 139.7mm (often referred to as 6x139.7) for most variants.

Tire Sizes:

Standard tire sizes could range from 225/70R15 to 265/70R16 or larger, depending on trim level and specification. The manual will list exact sizes for different configurations.

🛡️ Safety Features

Ratings:

Safety ratings for this era of D-Max varied by market and specific testing body. Many models offered dual front airbags as standard or optional. Anti-lock Braking System (ABS) was available on higher trims or as an option.

Active Features:

Anti-lock Braking System (ABS), Electronic Brakeforce Distribution (EBD) on some models, Traction Control System (TCS) on higher-end variants or optional.

Passive Features:

Front airbags, 3-point seatbelts with pre-tensioners, reinforced cabin structure for occupant protection.

💡 Technology Features

Infotainment:

Infotainment systems for the 2007 D-Max were typically basic, often consisting of an aftermarket-style AM/FM radio with CD player. Higher trims might have featured a basic digital display and auxiliary input for audio devices.

Driver Assistance:

Driver assistance technologies were minimal in this model year. Features like cruise control might have been available on higher trim levels. Advanced systems like GPS navigation, adaptive cruise control, or lane-keeping assist were not generally offered.

Connectivity:

Connectivity was limited to basic audio inputs. Bluetooth hands-free calling or audio streaming was not standard and would typically require an aftermarket installation.

🔧 Maintenance

Service Intervals:

General recommendations: Oil changes every 5,000-10,000 km (3,000-6,000 miles) or 6-12 months. Air filter, fuel filter, and cabin filter replacement typically every 20,000-40,000 km. Timing belt (if applicable, though many Isuzu diesels use timing chains) or chain service as per manual. Brake fluid, coolant, and transmission fluid flushes are typically based on mileage or time intervals, often around 40,000-80,000 km (24,000-48,000 miles).

Fluid Specifications:

Engine Oil: API CI-4 or higher, SAE 15W-40 or 10W-30 diesel engine oil (refer to manual for specific viscosity grade based on ambient temperature). Coolant: Isuzu specified long-life coolant (e.g., blue or green ethylene glycol-based, a 50/50 mix with distilled water). Transmission Fluid (Manual): SAE 75W-90 or 80W-90 GL-4 gear oil. Transmission Fluid (Automatic): Dexron III/VI or equivalent. Brake Fluid: DOT 3 or DOT 4. Power Steering Fluid: ATF Dexron II/III or specific power steering fluid.

Known Issues:

Common issues can include turbocharger wear (especially on high-mileage vehicles), EGR valve issues, injector problems (particularly if fuel quality is poor), clutch wear, and potential suspension component wear (ball joints, tie rods) due to the demanding nature of pickup truck use. Water pump seals and radiator leaks can also occur over time.

Filter Part Numbers:

Specific part numbers for oil filters, air filters, and fuel filters are detailed in the manual and vary by engine variant. Examples might include ACDelco, Wix, or OEM Isuzu part numbers.

Torque Specifications:

The manual provides precise torque specifications for all critical fasteners, including cylinder head bolts, wheel nuts, suspension components, and engine internal parts, ensuring proper assembly and safety.

Battery Specifications:

Standard battery specifications (e.g., 12V, 60-80Ah with appropriate Cold Cranking Amps (CCA)) are provided. Maintenance includes cleaning terminals and checking electrolyte levels if applicable to the battery type.

📚 Vehicle History

Brand Heritage:

Isuzu has a long-standing reputation for producing robust and reliable diesel engines and commercial vehicles. The D-Max lineage evolved from earlier Isuzu pickup trucks like the TF series, carrying forward a legacy of durability.

Model Evolution:

The D-Max platform, introduced in 2002, represented a significant step forward for Isuzu's global pickup truck strategy. The 2007 model year represents a mid-cycle update or continuation of the first generation (RA/RC series), often with styling and feature enhancements.

Production:

The Isuzu D-Max is manufactured globally, with major assembly plants in Thailand, where it serves as a primary production hub for export markets. It is also produced or assembled in other regions under various brand names (e.g., Chevrolet Colorado in some markets).

Market Recognition:

The Isuzu D-Max is widely recognized globally for its 'workhorse' reputation, favored by businesses and individuals requiring a rugged, reliable utility vehicle for various applications.

Design Philosophy:

The D-Max was designed with an emphasis on durability, payload capacity, and off-road capability, reflecting Isuzu's heritage in building robust commercial vehicles.