P0513 is a diagnostic trouble code that indicates an issue with the start enable signal not being sent by the Drive Authorization System (DAS). This code typically means that the engine will not start, as the DAS is preventing the engine from starting. Here are some steps that can help you fix the issue: Check the key fob battery: A weak or dead battery in the key fob can cause communication issues with the DAS. Replace the key fob battery if it is weak or dead. Check the wiring: Inspect the wiring harness that connects the DAS to the engine control module (ECM) for any visible damage, such as cracks or breaks in the insulation. Also, check the connectors for corrosion or debris. Repair or replace any damaged wires or connectors. Check the DAS module: Use a diagnostic scanner that can read fault codes and access the DAS module's data to check if there is any malfunction. Replace the DAS module if it is found to be faulty. Check the ECM: Check if the ECM is receiving a sig...
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