cen-tech 60694 factory reset instructions
Cen-Tech 60694 Factory Reset Instructions: A Comprehensive Guide
This guide details restoring the Cen-Tech 60694 OBD2 scanner to its original factory settings. Users report it effectively handles basic DTC reading, but lacks SRS functionality. A reset restores default configurations.
Understanding the Cen-Tech 60694 OBD2 Scanner
The Cen-Tech 60694, available at Harbor Freight, is a professional-grade OBD2 code scanner designed for reading and interpreting diagnostic trouble codes (DTCs) from most 1996 and newer vehicles. It’s a popular choice for DIY mechanics and those seeking an affordable diagnostic tool. While capable for many tasks, it’s important to note limitations; specifically, the scanner does not support Supplemental Restraint System (SRS) codes or resets, requiring a separate tool like the Peake SRS tool for those functions.
This scanner retails for approximately $99, making it a cost-effective solution for basic vehicle diagnostics. It allows users to access vehicle data, including readiness monitor status, and can aid in identifying potential issues before they escalate. However, understanding its capabilities and limitations is crucial for effective use. The scanner’s functionality centers around interpreting the vehicle’s onboard diagnostic system, providing insights into engine performance and emissions control. Technical support is available at 1-888-866-5797 for any questions.

Why Perform a Factory Reset?
Performing a factory reset on your Cen-Tech 60694 OBD2 scanner can resolve several issues. Primarily, it restores the device to its original, out-of-the-box settings, effectively clearing any customized configurations that may be causing malfunctions or inaccurate readings. This is particularly useful if you’ve experienced unexpected behavior, such as incorrect data display or difficulty navigating the menu system.

A reset can also address software glitches or conflicts that may have arisen from prolonged use or interrupted updates. If the scanner is functioning erratically, a return to factory defaults can often provide a clean slate, allowing it to operate optimally; Furthermore, if you plan to sell or transfer the scanner to another user, a factory reset ensures all your personal settings are removed, protecting your data and providing a fresh start for the new owner. Remember to save any critical information before initiating the reset, as the process will erase all user-defined preferences.
Accessing the Configuration Menu
To begin the factory reset process on your Cen-Tech 60694 scanner, you must first access the configuration menu. Power on the device and allow it to fully initialize. From the main screen, navigate using the scanner’s directional buttons – typically ‘Up’ and ‘Down’ – to locate the ‘Configure’ or ‘Settings’ option. The exact wording may vary slightly, but it’s generally a clearly labeled menu item.
Once you’ve identified the configuration menu, press the ‘OK’ or ‘Enter’ button to select it. This will open a new screen displaying a list of adjustable settings. Within this menu, you’ll find options related to language, display brightness, sound volume, and other customizable features. Carefully scroll through the options until you locate the section pertaining to system settings or factory defaults. Take note of the menu structure, as you’ll need to retrace your steps after the reset is complete.
Navigating to the Reset Option

Within the configuration menu of your Cen-Tech 60694 scanner, pinpointing the reset function requires careful navigation. After entering the ‘Configure’ or ‘Settings’ menu, use the ‘Up’ and ‘Down’ arrow buttons to scroll through the available options. Look specifically for entries labeled “Reset Factory Default,” “Restore Defaults,” or similar phrasing indicating a return to the original settings.
The reset option may be nested within a sub-menu, such as ‘System Settings’ or ‘Advanced Options.’ If you encounter multiple sub-menus, systematically explore each one using the ‘OK’ or ‘Enter’ button to open them. Once you locate the reset option, highlight it with the arrow buttons. Pay close attention to any accompanying text or warnings displayed alongside the reset function, as these may provide crucial information about the process and potential data loss. Confirm you’ve selected the correct option before proceeding.
Performing the Factory Reset Procedure
Once you’ve highlighted the “Reset Factory Default” option within the Cen-Tech 60694’s configuration menu, initiate the reset process by pressing the ‘OK’ or ‘Enter’ button. The scanner will likely display a confirmation prompt, asking if you are certain you want to restore the default settings. This is a critical safeguard against accidental resets, so review the message carefully.
Select ‘Yes’ or ‘Confirm’ to proceed. The scanner will then begin the reset procedure, which may take a few seconds to complete. During this time, avoid interrupting the process by pressing any buttons or disconnecting the power source. The screen may briefly display a progress bar or a message indicating that the reset is in progress. Upon completion, the scanner will typically restart automatically, returning you to the main menu with all settings reverted to their original factory defaults. Ensure the scanner powers back on correctly.
Confirming the Reset
After the Cen-Tech 60694 scanner restarts following the factory reset, several checks can confirm successful completion. Begin by navigating through the main menu and configuration options. Verify that all settings have reverted to their original, default states. This includes language preferences, display settings, and any customized diagnostic parameters you may have previously adjusted.
Specifically, check the ‘Configure Monitors’ screen; The options should reflect the factory defaults, without any user-defined modifications. Attempt to read a diagnostic trouble code (DTC) from a vehicle to ensure the scanner functions correctly post-reset; If the scanner operates as expected, and all settings are default, the reset was successful.
If issues persist, or the scanner behaves erratically, repeat the reset procedure. If problems continue, consult the technical support contact information provided in the scanner’s documentation or online resources for further assistance.
Troubleshooting Reset Issues
If the Cen-Tech 60694 scanner fails to reset, or exhibits unexpected behavior after attempting a factory reset, several troubleshooting steps can be taken. First, ensure the scanner has sufficient battery power during the process. Low battery levels can interrupt the reset procedure. If the scanner appears frozen or unresponsive, try a hard reset by disconnecting and reconnecting the power source.
Verify you are following the correct menu navigation steps as outlined in the instructions. Incorrect button presses can lead to unintended outcomes. If the scanner continues to malfunction, attempt the reset procedure again, ensuring a stable power supply and accurate menu selections.
For persistent issues, consult the technical support line at 1-888-866-5797. They can provide specific guidance based on the scanner’s behavior. Remember, this scanner doesn’t handle SRS codes, so issues related to those systems aren’t reset-related.
What Data is Lost During a Reset?
Performing a factory reset on the Cen-Tech 60694 OBD2 scanner primarily reverts the device to its original, out-of-the-box settings. This means any user-defined preferences or customizations will be erased. Specifically, the reset restores the default configurations, impacting settings related to display preferences, language selection, and potentially any custom diagnostic profiles you may have created.
Crucially, a factory reset does not erase the diagnostic trouble codes (DTCs) stored from vehicle scans; These codes remain accessible, allowing you to review past issues. Similarly, the reset doesn’t affect the scanner’s core functionality regarding reading and interpreting OBD2 data.
The reset focuses on restoring the scanner’s operational parameters, not the diagnostic information it has collected. It’s a return to the factory defaults, preparing the device for initial setup as if it were newly purchased. Remember, it won’t address SRS code issues.
Restoring Default Settings Explained
Restoring default settings on the Cen-Tech 60694 scanner essentially undoes any personalized changes you’ve made. This process returns the device to its original factory state, mirroring its condition upon purchase. The primary function is to resolve potential software glitches or configuration errors that may arise from altered settings.
To initiate the restore, navigate to the configuration menu using the scanner’s controls. Locate the “Reset Factory Default” option, typically found within the settings or configuration section. Select this option and confirm your choice when prompted. The scanner will then automatically revert to its original parameters.
This process doesn’t delete stored DTCs, but it will clear any custom display preferences or language settings. It’s a useful step if the scanner is malfunctioning or if you wish to start fresh with a clean configuration. Remember to consult the scanner’s manual for precise navigation instructions, as menu layouts can vary.

Using the Scanner After a Reset
Following a factory reset of your Cen-Tech 60694 OBD2 scanner, the device will operate as it did when first purchased. You’ll need to reconfigure any personalized settings, such as display preferences or language choices. The scanner will be ready to connect to a vehicle’s OBDII port and begin diagnostics.
Initially, verify the scanner powers on correctly and displays the main menu. Then, connect it to your vehicle and cycle the ignition key to the “on” position (engine off). The scanner should establish communication and display available modules and data. You may need to select the vehicle’s make and model if prompted.
Remember that the reset doesn’t affect the scanner’s ability to read DTCs or access readiness monitor status. However, any previously saved data or custom profiles will be lost. Refer to the scanner’s manual for detailed instructions on navigating the menus and interpreting diagnostic information.
Diagnostic Trouble Codes (DTCs) and the Scanner

The Cen-Tech 60694 scanner excels at reading Diagnostic Trouble Codes (DTCs) from a vehicle’s onboard computer. These codes provide valuable insights into potential issues with the engine, transmission, and other systems. After connecting the scanner, select the “Read Codes” option to retrieve any stored DTCs.

The scanner will display each code along with a brief description. It’s crucial to research the specific code to understand the underlying problem. While the scanner provides a definition, it doesn’t offer repair instructions. Users have found it effective for basic code retrieval, though it lacks advanced capabilities like SRS code reading.
The scanner can also clear DTCs after repairs have been made. However, clearing codes without addressing the root cause will likely result in their return. Remember to consult a qualified mechanic for complex issues. The scanner’s technical support line (1-888-866-5797) can assist with code interpretation.
Readiness Monitor Status and Resetting
Readiness Monitors assess whether a vehicle’s emissions systems are functioning correctly. The Cen-Tech 60694 scanner can display the status of these monitors, indicating which systems have completed their self-tests. A “Not Ready” status can prevent a vehicle from passing an emissions inspection.
Resetting these monitors, sometimes referred to as a “drive cycle,” requires specific driving conditions to be met. The scanner allows you to view the monitor status and initiate a reset attempt. However, simply selecting the reset option doesn’t guarantee immediate readiness. Following a factory reset, monitors will initially show as “Not Ready.”

To set the monitors, drive the vehicle according to the manufacturer’s recommended drive cycle. This typically involves a combination of highway and city driving. The scanner’s documentation (and technical support at 1-888-866-5797) may offer guidance, but specific procedures vary by vehicle make and model. Successful completion will change the status to “Ready.”
Technical Support Contact Information
Experiencing difficulties with your Cen-Tech 60694 OBD2 scanner, or encountering issues during or after a factory reset? Harbor Freight Tools provides dedicated technical support to assist you. Don’t hesitate to reach out if you’re unsure about any step in the process, or if the scanner isn’t functioning as expected.
For technical questions specifically related to item 60694, the primary contact number is 1-888-866-5797. This line is staffed by technicians familiar with the scanner’s features and troubleshooting procedures. Be prepared to provide the scanner’s model number and a detailed description of the problem you’re facing.
Alternatively, you can contact Harbor Freight’s general customer service line at 1-800-444-3353. While they may not have specialized knowledge of the scanner, they can direct you to the appropriate support channel. Remember to have your purchase information available when contacting support for faster assistance. Online resources and FAQs may also be available on the Harbor Freight website.
Safety Precautions and Warnings
Prior to performing a factory reset, or utilizing the Cen-Tech 60694 OBD2 scanner for vehicle diagnostics, it’s crucial to prioritize safety. Improper use can lead to inaccurate readings or, more seriously, vehicle malfunctions. Always exercise caution and adhere to the following guidelines.
Disconnect the scanner from the vehicle’s OBD2 port before starting or driving the vehicle. Failure to do so could interfere with the vehicle’s electronic systems. SAVE THIS MANUAL for future reference, as it contains important safety information and operating instructions. Never attempt to diagnose or repair vehicle systems if you lack the necessary training and expertise.

Be aware that this scanner is intended for diagnostic purposes only and should not be used to modify vehicle settings. Always consult a qualified mechanic for any repairs or adjustments. Harbor Freight Tools explicitly states that failure to follow safety precautions can result in serious injury. Ensure the vehicle is parked on a level surface with the parking brake engaged before connecting the scanner.
California Health & Safety Code Information

This section addresses compliance with the California Health & Safety Code, specifically section 25249.5, et seq., regarding emissions-related diagnostic tools. The Cen-Tech 60694 OBD2 scanner, while a useful tool for reading diagnostic trouble codes (DTCs), must be used responsibly to ensure it doesn’t contribute to tampering with vehicle emissions control systems.
It is illegal to knowingly disable or alter any emissions control device on a vehicle. Using this scanner to erase or modify emissions-related DTCs with the intent to circumvent emissions testing is a violation of California law. This scanner is intended for diagnostic purposes to identify potential issues, not to mask or conceal emissions problems.
Users are responsible for understanding and complying with all applicable California regulations. For technical questions regarding the scanner’s functionality and its compliance with California law, contact Harbor Freight Tools at 1-888-866-5797. Refer to the complete California Health & Safety Code for detailed information on emissions control regulations.
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