J-45664
ECM Leak Tester
Detroit Diesel

The ECM leak tester is a critical diagnostic instrument used to identify leaks within the engine control module or associated wiring harnesses. Accurate detection of electrical or fluid leaks ensures the reliability of engine management systems. This tester applies controlled pressure or voltage to circuits, revealing potential weak points or breaches that could cause erratic engine behavior or sensor failures. Its precise measurement capabilities allow technicians to pinpoint issues quickly, reducing diagnostic time and preventing unnecessary component replacements. Proper use of this tester safeguards engine performance, emissions compliance, and overall vehicle safety. Designed for durability, it withstands frequent use in professional repair environments. Routine testing with this device helps maintain diagnostic accuracy and engine reliability. Source One Parts Center supplies this essential tool to support comprehensive engine diagnostics and preventative maintenance programs.