Chrysler Diagnostic Tools

Chrysler Diagnostic Tools: A Journey Through Automotive Diagnosis

This article explores the history and evolution of diagnostic and programming tools for Chrysler vehicles.

Chrysler, a leading automotive manufacturer, has consistently prioritized providing cutting-edge technologies for diagnosing and repairing its vehicles. This commitment has driven the development of a range of diagnostic and programming tools throughout the company’s history, catering to both older CAN systems and the latest advancements.

Controller Area Network (CAN)

CAN (Controller Area Network) is a modern in-vehicle computer network system that enables rapid communication between various computers within the vehicle. This system has become the standard in most modern vehicles.

DRB3: A Legacy of Car Diagnosis

The DRB3 is a handheld diagnostic and programming tool designed for servicing vehicles manufactured before 2007, primarily those utilizing the older CAN system.

History of the DRB3:

• Early Beginnings (Early 1980s): In an era where vehicle maintenance heavily relied on experience and expertise, Chrysler recognized the need for an accurate and reliable diagnostic tool. This led to the development of the DRB-III in the early 1980s, establishing it as one of the pioneering advanced diagnostic tools in the automotive industry.
• The Rise of OBD-I and OBD-II: The DRB-III was designed to work with the then-new OBD-I (On-Board Diagnostics-I) protocol, a groundbreaking standard for vehicle diagnostics. This protocol enabled external devices to connect to the vehicle for the first time, allowing for accurate data reading and fault diagnosis. As OBD-II was adopted and mandated in the United States in 1996, the DRB-III continued to serve newer vehicles until 2007. OBD-II utilizes a 16-pin diagnostic connector, which remains the standard in all modern vehicles.
• The Transition Begins (2004): The Dodge Durango was the first Chrysler vehicle to transition to the newer CAN system.
• Chrysler Joins the Transition (2005): The Chrysler 300 followed suit, and many other models soon transitioned as well.
• Minivans Remain (2007): By 2007, only minivans continued to utilize the DRB3.

Significance of the DRB3:

Despite being discontinued, the DRB3 remains essential for many older vehicles, capable of performing tasks that other diagnostic tools cannot:

• Car Speedometer Programming: A crucial feature during vehicle maintenance.
• Sprinter Van Diagnosis: Sprinter vans from 2002 to 2006 can only be diagnosed using the DRB3, requiring a multi-port cable/speed doubler and a dedicated Sprinter diagnostic and programming software card to access all systems.
• Sebring and Stratus Diagnosis: 2001 and later Sebring and Stratus models require a specific cable and software card for access to all systems and diagnostic/programming operations.
• Diesel Injector Testing: The DRB3 can reliably test diesel injectors in supported models.
• Computer File Reprogramming: The DRB3 can reliably reprogram computer files by downloading the new system from techauthority and using a GPIB connection cable.

Features and Capabilities:

• Car Fault Code Reading: Identifies fault codes stored in the vehicle’s computer, aiding in understanding the nature of the problem.
• Sensor Data Display: Monitors real-time readings from various sensors, such as the oxygen sensor and coolant temperature sensor, assisting in analyzing engine performance and other vehicle systems.
• Component Testing: Conducts tests on electrical and electronic components, such as motors and relays, to ensure their proper functioning.

DRB3 Pricing:

• Original Price: The initial cost of the DRB3 was approximately $6,000.
• Current Price: An updated DRB3 can be acquired for around $3,195.00.

DRB3: A Reliable Option Despite Discontinuation

Although discontinued and superseded by newer tools, the DRB-III remains a valuable option for diagnosing and servicing older Chrysler vehicles. Here’s why:

• Essential for Diesel Injector Testing: As mentioned earlier, the DRB-III is crucial for diagnosing diesel injector faults in many Chrysler models.
• Reliable Diagnosis: It provides reliable diagnostics for a wide range of Chrysler vehicles that do not utilize the newer CAN system.
• DRB3 Emulator in wiTECH: In an effort to support older vehicles, Chrysler integrated a DRB3 emulator into the wiTECH software for newer CAN systems. However, due to licensing issues, this emulator was removed.
• “Car Box”: The creator of the DRB3 emulator developed an interface called “Car Box” as an alternative. However, customers have reported that it does not function correctly in all cases. Furthermore, this box is priced at $2,700.

Recommendation Before Purchase:

Before purchasing a DRB-III, it is advisable to have it inspected by the supplying company to ensure its proper functioning.

StarSCAN and StarMOBILE: A Brief Glimpse into Advanced Diagnostics

With the dawn of CAN systems in Chrysler vehicles, the company introduced StarSCAN as the successor to the DRB-III. This tool was accompanied by a completely new software program called StarMobile, promising a new era in vehicle diagnosis and programming. However, their performance in the diagnostic field was somewhat limited.

StarSCAN: Limited Capabilities

Despite being a promising tool at the time, StarSCAN suffered from certain limitations:

• Lack of Upgradability: StarSCAN could not be upgraded to run the later wiTECH software, limiting its ability to handle newer vehicles.
• Discontinued Support: Chrysler discontinued support for StarSCAN, restricting its use.

StarMobile: A Good Software, but Limited

StarMobile was a decent software program at the time, running on a computer and connecting to the vehicle via a communication interface. However, its capabilities and features were somewhat limited.

The End of an Era:

Due to its inability to keep pace with advancements in diagnostic systems, StarSCAN ceased to be used for diagnosing and programming newer Chrysler vehicles from 2010 onwards. Therefore, purchasing StarSCAN is not recommended unless you primarily work on vehicles with older CAN systems.

Warning Against Untrustworthy Sellers:

Unfortunately, some sellers still market StarSCAN as an effective tool, exploiting its low price and the lack of awareness among some customers. It is essential to be cautious of such sellers and understand the limitations of the tool before making a purchase.

wiTECH: The Pinnacle of Chrysler Diagnostics

With the continuous advancements in automotive technology, Chrysler recognized the need for a more advanced and efficient diagnostic and programming tool. This led to the development of wiTECH, the company’s most advanced diagnostic tool to date.

User-Friendly Interface:

wiTECH utilizes a laptop computer as its user interface, enhancing ease of use and portability. It is a highly effective tool for diagnosing and troubleshooting faults in various Chrysler vehicle computers.

Advanced Features:

wiTECH offers a range of advanced features that simplify the diagnosis and repair process:

• Computer List: Displays all the computers that the vehicle should be equipped with, indicating the status of each computer.
• Fault Codes: Identifies fault codes in each unit, helping pinpoint the source of the problem accurately.
• Updates: Indicates which units require software updates to the latest versions released by the manufacturer.

Further Information:

For a deeper understanding of wiTECH, you can visit the Chrysler technical information website. Educational videos are also available on YouTube.

VCI Pod Communication Unit:

wiTECH utilizes a vehicle communication interface called the VCI Pod, resembling a horseshoe and equipped with an antenna. In the initial version of wiTECH, the software was installed on the computer, and the VCI Pod could only function with that specific software.

wiTECH: Continuous Development and Important Updates

wiTECH has continued to evolve to keep pace with the rapid changes in the automotive industry.

• Micropod-2: An Integrated Communication Unit: To enhance security and simplify diagnostics, Chrysler released Micropod-2, a new compact communication unit. This unit features a small size and a compact design, with a yellow tag to remind technicians not to leave it in the vehicle.
• wiTECH 2.0: Cloud-Based Software: With the introduction of Micropod-2, wiTECH transitioned to version 2.0, a cloud-based platform. This allows technicians to log in to the website online and run the software on their laptop without the need for any software installation, enhancing flexibility and simplifying updates.
• Enhanced Security and Important Updates: Since 2016, Chrysler has significantly enhanced security for Micropod to prevent vehicle hacking. As a result, some older Micropod units (with serial numbers below 31560) are incompatible with vehicles manufactured from 2018 onwards. Micropod units with serial numbers above 31560 are now compatible with wiTECH 2.0 only.

wiTECH Pricing and the Importance of Updates:

Micropod-2 is sold with a one-year wiTECH 2.0 license for $3,350. While this price may seem high, it is justifiable for Chrysler service professionals who understand the importance of continuous updates released by the company to enhance vehicle performance.

Important Update Instructions:

• Read Instructions: Carefully read the update information and instructions before proceeding, as update requirements vary from vehicle to vehicle.
• Comprehensive Updates: Some vehicles may require comprehensive updates for all units simultaneously, such as certain 2012 and later Grand Cherokee models.
• Adding New Parts: Updates may require the addition of new parts to the vehicle, such as the steering angle sensor.
• Battery Charger: A standard battery charger (55-70 amps) should be used during updates to maintain system voltage and prevent damage to units.
• Avoid Fast Chargers: Do not use a fast charger for the battery during updates to prevent A/C voltage leakage into the vehicle.

System Requirements:

• Operating System: Windows 10.
• Processor: 6th generation or later.
• Laptop: A Dell 7470 with specific specifications (i5 quad-core processor, 8GB RAM, 500GB hard drive) is recommended.

Compatibility with Other Software:

wiTECH functions well on computers with other diagnostic and programming software, such as Ford IDS and General Motors MDI2, without any conflicts.

Chrysler Security Gateway (SGW): Advanced Vehicle Protection

In its ongoing pursuit of enhanced vehicle security, Chrysler developed an advanced system known as the “Chrysler Security Gateway” or SGW. This system acts as a primary line of defense against hacking attempts and unauthorized tampering with vehicle data and systems.

What is SGW?

SGW is an electronic unit that acts as a security gateway between external diagnostic devices and the vehicle’s CAN network. This gateway controls all communication with the vehicle’s control units, preventing unauthorized access to data or sensitive systems.

The Emergence of SGW:

SGW began appearing in Chrysler vehicles in 2018 as part of the company’s cybersecurity strategy. It has since become standard in all modern Chrysler vehicles.

Security Provided by SGW:

SGW provides a high level of security through:

• Encryption: Employs advanced encryption algorithms to protect all communication between diagnostic devices and vehicle control units.
• Access Control: Controls access to vehicle data and systems, preventing unauthorized modifications.
• Hacking Prevention: Makes it difficult for hackers to access the CAN network and manipulate vehicle data or systems.

Third-Party Diagnostic Tools and SGW:

Third-party diagnostic tools cannot directly interact with SGW. This is because these tools lack the encryption keys required to communicate with the SGW unit.

Alternative Diagnostic Tools and SGW:

Alternative diagnostic tools, such as Launch and Autel, require a special subscription and authorization from Chrysler to interact with SGW. The diagnostic tool manufacturer must be licensed by Chrysler and adhere to its security standards.

AutoAuth Subscription:

The AutoAuth subscription allows Launch and Autel tools to communicate with SGW and access vehicle data and systems securely.

How AutoAuth Subscription Works:

AutoAuth acts as an intermediary between alternative diagnostic tools and Chrysler servers. When attempting to access a vehicle control unit protected by SGW, the Launch or Autel tool sends a request to AutoAuth servers for the necessary decryption key. After verifying the subscription validity and tool identity, AutoAuth servers transmit the decryption key to the tool, enabling communication with the vehicle’s control unit.

Benefits of AutoAuth Subscription:

• Diagnosing and Programming Modern Chrysler Vehicles: The AutoAuth subscription allows Launch x431 and Autel tools to diagnose and program Chrysler vehicles equipped with SGW.
• Continuous Updates: The AutoAuth subscription ensures access to the latest updates for Launch X431 and Autel software, enabling compatibility with the newest Chrysler vehicle models.
• Technical Support: AutoAuth subscribers receive technical support from the AutoAuth team in case of any issues encountered during tool usage.

Features of Independent Diagnostic Tools like Launch and Autel:

Launch X431 and Autel tools offer a range of valuable features for diagnosing and programming Chrysler vehicles, including:

• Reading and Clearing Fault Codes
• Displaying Real-time Sensor Data
• Conducting Tests on Electrical and Electronic Components
• Programming and Updating Control Units

Note:

Ensure that the Launch x431 or Autel tool you intend to purchase supports Chrysler vehicles and is compatible with the AutoAuth subscription.

For information on Launch X431 devices available at CompuCar, the authorized distributor of Launch devices in Saudi Arabia, please visit the Launch devices section.

For information on Autel devices available at Compu-Car, the authorized distributor of Autel devices in Saudi Arabia, please visit the Autel devices section.

Chrysler Diagnostic Tools: Essential for Professional Maintenance

In conclusion, Chrysler diagnostic tools, whether original tools like DRB-III, StarSCAN, and wiTECH, or alternative tools like Launch and Autel, are essential for any professional or enthusiast involved in maintaining Chrysler vehicles. These tools facilitate accurate fault diagnosis, necessary tests, and control unit programming and updates, contributing to the maintenance of vehicle performance and safety.

Important Tips:

• Choosing the Right Tool: Select the tool that best suits your needs and is compatible with the Chrysler vehicle models you intend to service.
• Purchasing from Reliable Sources: Purchase tools from authorized distributors to ensure quality and access to necessary technical support.
• Ensuring SGW Compatibility: If purchasing an alternative tool, ensure its compatibility with Chrysler Security Gateway (SGW) and support for the AutoAuth subscription.
• Reading Instructions and Updates: Carefully read the user manuals and updates released by Chrysler to ensure safe and effective tool usage.

The Future of Chrysler Diagnostic Tools:

The future of Chrysler diagnostic tools is likely to witness further advancements, with a stronger focus on cybersecurity and intelligent technologies. wiTECH will likely remain the primary diagnostic and programming tool for Chrysler vehicles, with continuous development and the addition of new features.