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Diesel and Truck Diagnostics

Explore our selection of Diesel and Truck Diagnostics. Find quality products, compare options, and get fast shipping on the items you need.

Diesel and Truck Diagnostics

More than 100 products · $2.90 – $11,766.52

Diesel and truck diagnostics tools are essential for pinpointing issues in heavy-duty vehicles, with 140 products available in this category. Technicians rely on these tools to accurately diagnose engine, transmission, and other system malfunctions.

About Diesel and Truck Diagnostics

Our diesel and truck diagnostics category is stocked with the tools you need to keep heavy-duty vehicles running smoothly. We carry a wide range of diagnostic equipment, from basic code readers to advanced scan tools and software. You'll find products from trusted brands like NEXIQ Technologies, known for their robust vehicle communication interfaces, and OTC Tools and Equipment, offering comprehensive diagnostic kits. Cojali provides specialized solutions for commercial vehicles, while Bosch delivers reliable diagnostic tools for a variety of diesel engines.

Whether you're troubleshooting engine problems, ABS issues, or transmission faults, we have the right diagnostic tool for the job. Our selection includes everything from simple multimeter kits to advanced diagnostic software and hardware. Kent-Moore offers specialized tools for specific OEM applications, while Rhino Gear provides durable and reliable adapters and cables. Innovative Products of America and Predator Products offer innovative solutions for diesel and truck diagnostics.

Frequently Asked Questions

ToolSource offers a wide selection of Diesel and Truck Diagnostics with over 140 products from leading industrial brands. Top brands include NEXIQ Technologies, OTC Tools and Equipment, Cojali, Bosch.

Consider the specific application, required specifications, and brand preference. Our product listings include detailed specifications to help you find the right fit.

ToolSource offers free shipping on orders over $99. Check individual product pages for specific shipping details and availability.
Displaying 1 to 36 (of 181 products)
OTC Tools and Equipment

8-Pin Adapter for Pro Link

8-Pin Adapter for Pro Link
OTC Tools and Equipment 3101-34

Your Price: $143.38
NEXIQ Technologies

9-Pin Deutsch Adapter 1-Meter for USB-Link WVL2

9-Pin Deutsch Adapter 1-Meter for USB-Link WVL2
NEXIQ Technologies 493128

Your Price: $154.77
List Price: $231.57
33% off
NEXIQ Technologies

99725 - Detroit Diesel Pro-Link Plus Kit

99725 - Detroit Diesel Pro-Link Plus Kit
NEXIQ Technologies 606013

Your Price: $2,160.00
NEXIQ Technologies

ADAP ATARI 6 & 9 PIN DEUT

ADAP ATARI 6 & 9 PIN DEUT
NEXIQ Technologies 402048

Your Price: $280.33
NEXIQ Technologies

ADAPTER

ADAPTER
NEXIQ Technologies 406004

Your Price: $136.27
List Price: $197.58
31% off
Cojali

ADAS - Radar calibration kit for Truck&Bus

ADAS - Radar calibration kit for Truck&Bus
Cojali 50001003

Your Price: $1,311.60
List Price: $1625
19% off
Cojali

ADAS Diag Solution Kit - NEW JALTEST customers

ADAS Diag Solution Kit - NEW JALTEST customers
Cojali 29805

Your Price: $11,596.00
List Price: $14495
20% off
Cojali

ADAS Diagnostics Solution Kit - EXISTING customers

ADAS Diagnostics Solution Kit - EXISTING customers
Cojali 29804

Your Price: $9,681.68
List Price: $13251.48
27% off
Cojali

ADAS Support struct calibration panels solution

ADAS Support struct calibration panels solution
Cojali 50001008

Your Price: $6,400.65
List Price: $7930
19% off
Ansed Diagnostic Solutions

Ansed Diagnostic Solutions Infra-red Printer with thermal pa

Ansed Diagnostic Solutions Infra-red Printer with thermal pa
Ansed Diagnostic Solutions KANE-IRP3

Your Price: $490.50
List Price: $499
2% off
Ansed Diagnostic Solutions

Ansed Diagnostic Solutions Portable Diesel Smokemeter

Ansed Diagnostic Solutions Portable Diesel Smokemeter
Ansed Diagnostic Solutions ANSED-AUTO600

Your Price: $7,195.50
List Price: $7995
10% off
Ansed Diagnostic Solutions

Ansed Diagnostic Solutions Smokemeter Exhaust Probe (1m)

Ansed Diagnostic Solutions Smokemeter Exhaust Probe (1m)
Ansed Diagnostic Solutions EPDEA1

Your Price: $805.50
List Price: $895
10% off
NEXIQ Technologies

Blue Link 2

Blue Link 2
NEXIQ Technologies EESM608A

Your Price: $366.07
List Price: $469.99
22% off
NEXIQ Technologies

CABLE J1962

CABLE J1962
NEXIQ Technologies 448009

Your Price: $116.29
List Price: $178.94
35% off
NEXIQ Technologies

CASE FOR PROLINK, CARTRIDGES, PMCIA CARDS

CASE FOR PROLINK, CARTRIDGES, PMCIA CARDS
NEXIQ Technologies 217005

Your Price: $113.14
List Price: $173.67
35% off
NEXIQ Technologies

Caterpillar Pro-Link Graphiq Kit

Caterpillar Pro-Link Graphiq Kit
NEXIQ Technologies 601018

Your Price: $1,999.00
Launch

CNC603A ULTRASO

CNC603A ULTRASO
Launch 3070100117

Your Price: $1,116.79
List Price: $1631.57
32% off
Cojali

COJALI JALTEST MARINE DEMO SCAN TOOL

COJALI JALTEST MARINE DEMO SCAN TOOL
Cojali 29368

Your Price: $2,619.05
List Price: $4081.63
36% off
Kent-Moore

Connector

Connector
Kent-Moore J-3780865

Your Price: $38.92
Kent-Moore

Connector Center Sensor Diagnostics

Connector Center Sensor Diagnostics
Kent-Moore J-37808A60

Your Price: $13.41
Xtool USA

D9HD Diagnostic Scanner

D9HD Diagnostic Scanner
Xtool USA D9HD

Your Price: $1,957.32
List Price: $2736.83
28% off
OTC Tools and Equipment

Da15 Y To 6/9 Pin Deutsche Adapter

Da15 Y To 6/9 Pin Deutsche Adapter
OTC Tools and Equipment 3101-21

Your Price: $147.17
NEXIQ Technologies

DDEC III & IV Engine Suite 8.3 Pro-Link Cartridge

DDEC III & IV Engine Suite 8.3 Pro-Link Cartridge
NEXIQ Technologies 805015

Your Price: $1,255.09
NEXIQ Technologies

DETROIT SOFTWARE

DETROIT SOFTWARE
NEXIQ Technologies 883015

Your Price: $853.81
NEXIQ Technologies

EATON VORAD

EATON VORAD
NEXIQ Technologies 204033

Your Price: $315.41
List Price: $499.99
37% off
OTC Tools and Equipment

ESI 9PIN ADAPTER CABLE SET

ESI 9PIN ADAPTER CABLE SET
OTC Tools and Equipment 3824-01

Your Price: $235.32
Bosch

ESI Heavy Duty Truck And Trailer Multi-Brand Diagnostics System

ESI Heavy Duty Truck And Trailer Multi-Brand Diagnostics System
Bosch 3824

Your Price: $8,233.00
Bosch

ESI Truck - Doosan Cable

ESI Truck - Doosan Cable
Bosch 3824-69

Your Price: $371.29
List Price: $814.49
54% off
Bosch

ESI Truck Off-Highway Upgrade Cable Kit w Software

ESI Truck Off-Highway Upgrade Cable Kit w Software
Bosch 3824CBL-UPG

Your Price: $2,407.24
Bosch

ESI Truck- J1939 Backbone Cable

ESI Truck- J1939 Backbone Cable
Bosch 3824-33

Your Price: $248.83
List Price: $277.49
10% off
OTC Tools and Equipment

Ford 6.0L Diesel Oil Pressure Leak Test Adapter 303-756

Ford 6.0L Diesel Oil Pressure Leak Test Adapter 303-756
OTC Tools and Equipment 303-756

Your Price: $327.97
List Price: $376
13% off
Kent-Moore

HARNESS NAVISTAR IAH BREAKOUT

HARNESS NAVISTAR IAH BREAKOUT
Kent-Moore KMZTSE6025

Your Price:
OTC Tools and Equipment

HD TRUCK PC SOFTWARE XXX

HD TRUCK PC SOFTWARE XXX
OTC Tools and Equipment 38500-2900A

Your Price: $288.64
List Price: $471.74
39% off
NEXIQ Technologies

Heavy Duty Standard Application Card fo the MPC, P

Heavy Duty Standard Application Card fo the MPC, P
NEXIQ Technologies

Your Price: $288.00
Drew Technologies

HEAVY DUTY TRUC

HEAVY DUTY TRUC
Drew Technologies TVIT

Your Price: $434.89
List Price: $599.99
28% off
NEXIQ Technologies

ISUZU ADAPTER

ISUZU ADAPTER
NEXIQ Technologies 403012

Your Price: $95.86
List Price: $152.62
37% off
Displaying 1 to 36 (of 181 products)

Diesel and Truck Diagnostics Tools

Diesel and truck diagnostics tools are crucial for maintaining the performance, reliability, and efficiency of heavy-duty vehicles. These tools provide advanced diagnostic capabilities that enable mechanics to identify, troubleshoot, and resolve issues related to diesel engines, emissions systems, and other critical vehicle components. Given the complex systems found in diesel-powered trucks, specialized diagnostic tools are essential for pinpoint accuracy, preventing costly repairs, and ensuring compliance with strict emissions standards. For fleet managers, owner-operators, and professional mechanics, investing in high-quality diesel diagnostic equipment translates to minimized downtime and extended vehicle life. Designed for precision and ease of use, diesel diagnostics tools come equipped with features tailored to modern diesel and heavy-duty vehicle systems. For example, products like the **NGS Mach II** offer dealer-level functionality, enabling technicians to access proprietary OEM data, monitor ECU inputs and outputs, retrieve and clear fault codes, and even reprogram modules. The **Urea DEF Fluid CHEK Professional Tester** is another invaluable tool, ensuring optimal diesel exhaust fluid (DEF) concentration to safeguard engine performance and avoid injector clogs. Additionally, tools like the **Detroit Diesel DDEC Pro-Link Cartridge** provide in-depth diagnostics for Detroit Diesel engines, offering capabilities such as real-time monitoring, configuration adjustments, and advanced troubleshooting of engine components. Each of these tools is tailored to address specialized needs, from emission system checks to cylinder power balance diagnostics. With innovations like temperature-compensating testers, real-time ECU monitoring, and active command capabilities, these tools empower automotive professionals to deliver faster, more accurate repairs while enhancing vehicle safety and functionality. When it comes to diesel and truck maintenance, investing in reliable diagnostic tools is key to ensuring peak performance and reducing long-term operating costs.