Troubleshooting

CONNECTING

■No vehicle power detected
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/no_vehicle_power_detected.htm
■Unable to Locate VCM
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/unable_to_locate_vcm.htm
■Trouble with USB to Serial Adapter
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/usb_to_serial_adapters.htm

VCM EDITOR

■Definition failed to load. You will be unable to edit this file
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/definition_failed%20to%20load.htm
■Unable to Open File. File Failed Validation Check
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/unable%20to%20open%20file_validation.htm 

VEHICLE READ WARNINGS

■The data you just read isn't from your vehicle
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/data_read_isnt_your_vehicle.htm
■The software in your control module is outdated and can not be used
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/software_in_control_module_outdated.htm

PROGRAMMING

■Unlicensed Vehicle
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/unlicensed_vehicle.htm
■VCM Read Failed
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/vcm_read_failed.htm
■Flash checksum validation failed
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/flash_checksum_failed.htm
■VCM Write Failed
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/vcm_write_failed.htm
■File OS ID does not match VCM OS ID
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/file_and_vcm_os_ID_dont_%20match.htm
■File hardware does not match VCM hardware
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/file_and_vcm_hardware_do_not_match.htm
■Security Codes Denied
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/security_codes_denied.htm 
■Request High Speed Mode (All Nodes) Timed Out
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/request_high_speed_timed_out.htm 
■x7F Negative Response Code
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/x7F_negative_response_code.htm 
■x11- Controller Unlocker "Service not Supported" (FORD ONLY)
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/x11_controller_unlocker_unsupported_ford.htm
■Boot Loader Error
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/boot_loader_error.htm
■Controller Unlocker Web Exception, Name Resolution Failure
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/controller_unlocker_web_exception.htm
■Data Integrity Check Failed
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/data_integrity_check_failed.htm 
■Error Message: Detect Protocol Failed
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/error_detect_protocol_failed.htm

GENERAL

■Drivers Did Not Install Properly
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/drivers_didnt_install.htm
■Favorites Window Freezes
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/favorites_win_freeeze.htm
■Web Exception, Not Success
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/web_exception_not_success.htm 

MPVI/MPVI PRO

■Connecting a Battery to Your MPVI Pro Interface for Troubleshooting
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/connecting_a_battery_to_your_mpvi_pro.htm
■MPVI Plugged into OBD-II port, but not a PC and Power Light does not illuminate
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/mpvi_plugged_into_OBD_not_PC.htm
■MPVI Plugged into PC's usb port, but not vehicle's OBD-II port and Power Light does not illuminate
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/mpvi_plugged_into_PC_not_OBD.htm 
■MPVI Plugged into PC usb port or OBD-II Port and Both Power & Error Lights illuminate
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/mpvi_power+error_lights.htm
■Invalid Application Key When Using Correct And Most Recent Key
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/invalid_app_key_when_using_correct_key.htm 
■Commit Failed
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/commit_failed.htm 
■Invalid Cable ID
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/invalid_cable_id.htm 

MPVI2/2+

■MPVI2 Resync Failed: 401 Unauthorized
https://www.hptuners.com/help/VCM-Editor/Content/troubleshooting/mpvi2_resync_fail_401.htm

Need more support?

Check out our community forum for answers to your questions.

Community Forum

Browse our product technical documentation.

View Documentation

Our support staff are available during normal business hours.