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A conditioning module is also required, such as GM's Electronic Spark Control (ESC) module (PN 16022621, 16052401), see above. These are also available as Standard Motor Products LXE6, LXE7, and LXE9.
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www.megamanual.com/ms2/knock.htm
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In 1986 two relays replaced the MAFS module and the Electronic Control Module (ECM) was changed to a GM part #1227165. ... Distributor - EST module, ESC module, knock sensor and ECM calibrator. These components are not interchangeable between 5.0L - 5.7L engines. 5.7L components referenced are recommended for 327 - 400...
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www.fuelinjection.com/portinj.html
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After doing some extensive compatibility research, I purchased a GM #16128261 ESC module and a GM #10456288 knock sensor from gmpartsdirect.com. The ESC module is the same one used in the Accel DFI & FAST EFI kits and the knock sensor is a common application, also used in MSD's Knock Alert kit.
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www.chevytalk.org/fusionbb/showtopic.php?tid/183944/
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How a GM Electronic Spark Control Module Works. The Electronic Spark Control, also called the Knock Sensor, is an electronic device built by General Motors to help regulate the timing inside of the engine. When combustion inside the engine does... ... eHow Article: How a GM Electronic Spark Control Module Works...
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www.ehow.com/how-does_5676618_gm-spark-control-module-w...
www.ehow.com/how-does_5676618_gm-spark-control-module-works.html
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DFI and ECM Discuss all aspects of DFI (Digital Fuel Injection), ECMs (Electronic Control Module), scanners, and diagnostic equipment. Fine tune your Third Gen computer system ... All the timing/dwell calcs seem to be done in the ECM, which controls the power transistor when the ECM is in 'ESC' mode (via pin 11). HTH...
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www.thirdgen.org/techboard/dfi-ecm/243633-gm-ignition-m...
www.thirdgen.org/techboard/dfi-ecm/243633-gm-ignition-module-technical.html
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The electronic spark control ESC, ... If I do not have an answer for a problem, I can usually contact AC Delco and GM instructors for help within a day or two and get guided on the right path to a repair. Experience; 40 years of hands on experiance with all makes and models except for exotic foreign models.
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en.allexperts.com/q/GMC-Repair-813/Electronic-Spark-Con...
en.allexperts.com/q/GMC-Repair-813/Electronic-Spark-Control.htm
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Auto Parts and Repairs question: Where is the ESC module on a 1989 GMC C1500 V8 and with a code of 43 should it be replaced? Answer ->> (ESC) Electronic Spark Control Module on 89 Chevy should be mounted ... Where is the ESC module on a 1990 chevy K1500? What does Gm code 43 mean on a 1989 gmc 350 emgine? Where is the...
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wiki.answers.com/Q/Where_is_the_ESC_module_on_a_1989_GM...
wiki.answers.com/Q/Where_is_the_ESC_module_on_a_1989_GMC_C1500_V8_and_with_a_code_of_43_should_it_be_replaced
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Electronic Spark Control module is repsonsible for monitoring the knock sensor output. It determines when knock is present so that the ECM can pull back on spark advance. This module is specific to engine size. In other words, a 350 module is different from a 305 module. ... Manufacturer: GM...
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tpiparts.net/inc/sdetail/1487
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New electronic spark control module connector for TPI applications. ... These are the same products used by GM on factory harnesses, and the leads are GM color coded. The 6 inch leads for this connector are white, brown, black, and pink/black.
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www.tpiparts.net/inc/sdetail/1714
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