Method and apparatus for reading and erasing diagnostic trouble codes from a vehicle
First Claim
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1. A diagnostic tool for communicating with a vehicle, comprising:
- a processor operably coupled to a memory;
an input device operably coupled to the processor for inputting information;
a communication device operably coupled to the processor; and
a housing surrounding the processor, the memory, the input device and the communication device, wherein the communication device is configured to communicate with vehicle onboard computer systems, wherein the processor is configured to retrieve and to clear duplicate diagnostic trouble codes, wherein the processor is further configured to select all vehicle onboard computer systems from which to erase diagnostic trouble codes, and wherein the processor is further configured to delete all diagnostic trouble codes and any duplicates.
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Abstract
A method and apparatus is provided that allows a technician to retrieve diagnostic trouble codes (DTCs) and remove any duplicates. The diagnostic tool can retrieve DTCs from the various diagnostic systems in the vehicle, remove any duplicates and display a unique list of DTCs. The diagnostic tool can also erase all DTCs including any duplicates from the vehicle after repairs have been completed. The tool can retrieve the DTCs without the user selecting the system to retrieve from.
14 Citations
14 Claims
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1. A diagnostic tool for communicating with a vehicle, comprising:
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a processor operably coupled to a memory; an input device operably coupled to the processor for inputting information; a communication device operably coupled to the processor; and a housing surrounding the processor, the memory, the input device and the communication device, wherein the communication device is configured to communicate with vehicle onboard computer systems, wherein the processor is configured to retrieve and to clear duplicate diagnostic trouble codes, wherein the processor is further configured to select all vehicle onboard computer systems from which to erase diagnostic trouble codes, and wherein the processor is further configured to delete all diagnostic trouble codes and any duplicates. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of erasing duplicate diagnostic trouble codes from a vehicle, comprising:
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communicating with vehicle onboard computer systems using a diagnostic tool; retrieving diagnostic trouble codes stored in multiple vehicle onboard computer systems with the diagnostic tool; determining whether duplicate diagnostic trouble codes exists;
clearing any duplicate diagnostic trouble codes; and
selecting all vehicle onboard computer systems from which to erase codes. - View Dependent Claims (10, 11, 12, 13)
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14. A diagnostic tool system for communicating with a vehicle, comprising:
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a means for processing operably coupled to a means for storing; a means for inputting operably coupled to the means for processing for inputting information; a means for communicating operably coupled to the means for processing; and a means for housing surrounding the means for processing, the means for storing, the means for inputting and the means for communicating, wherein the means for communicating is configured to communicate with vehicle onboard computer systems, wherein the means for processing is configured to retrieve and to remove duplicate diagnostic trouble codes, wherein the means for processing is further configured to select all vehicle onboard computer systems from which to erase diagnostic trouble codes, and wherein the means for processing is further configured to delete all diagnostic trouble codes and any duplicates.
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Specification