3800 wiki

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<h1>Aftermarket ECUs</h1>
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<p>
Generally if you're going this route you probably don't need any guidance about how to do it. Here are a few aftermarket ECU options and some differences:
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<p>
<a href="/doku.php?id=tuning_resources:aftermarket_ecu:megasquirt" class="wikilink1" title="tuning_resources:aftermarket_ecu:megasquirt" data-wiki-id="tuning_resources:aftermarket_ecu:megasquirt">Megasquirt</a>
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<p>
<a href="/doku.php?id=tuning_resources:aftermarket_ecu:holley_dominator" class="wikilink1" title="tuning_resources:aftermarket_ecu:holley_dominator" data-wiki-id="tuning_resources:aftermarket_ecu:holley_dominator">holley_dominator</a>
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<p>
<a href="/doku.php?id=tuning_resources:aftermarket_ecu:holley_hp_efi" class="wikilink1" title="tuning_resources:aftermarket_ecu:holley_hp_efi" data-wiki-id="tuning_resources:aftermarket_ecu:holley_hp_efi">holley_hp_efi</a>
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<p>
<a href="/doku.php?id=tuning_resources:aftermarket_ecu:haltech" class="wikilink1" title="tuning_resources:aftermarket_ecu:haltech" data-wiki-id="tuning_resources:aftermarket_ecu:haltech">haltech</a>
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<div class="table sectionedit1"><table class="inline">
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	<tr class="row0">
		<th class="col0"> </th><th class="col1">Stock PCM</th><th class="col2">MegaSquirt</th><th class="col3"><a href="https://www.haltech.com/product/ht-051100-platinum-sport-plug-in-gm/" class="urlextern" title="https://www.haltech.com/product/ht-051100-platinum-sport-plug-in-gm/" rel="ugc nofollow">Haltech Sport</a></th><th class="col4">Haltech Elite 750</th><th class="col5">Haltech Elite 2500</th><th class="col6">Holley HP EFI</th><th class="col7">Holley Dominator</th>
	</tr>
	</thead>
	<tr class="row1">
		<td class="col0">Cost of ECM</td><td class="col1">~$100 - $300 for tuning tools</td><td class="col2">~$600</td><td class="col3">$1,187</td><td class="col4">$1,200 for ecu alone</td><td class="col5">$1,950 for ecu alone</td><td class="col6">$1,433</td><td class="col7">$2,300</td>
	</tr>
	<tr class="row2">
		<td class="col0">Cost of Wiring Harnesses</td><td class="col1"> </td><td class="col2"> </td><td class="col3">Uses factory 3800 harness</td><td class="col4">extra $224 for premium harness</td><td class="col5">extra $255 for premium harness</td><td class="col6"> <br/>
~$700 <br/>
Can buy as a kit</td><td class="col7">>$700 <br/>
Harnesses sold individually</td>
	</tr>
	<tr class="row3">
		<td class="col0">Ease of harness install for 3800</td><td class="col1">Plug and Play</td><td class="col2">Requires custom harness</td><td class="col3">Plug and Play</td><td class="col4">Requires custom harness</td><td class="col5">Requires custom harness</td><td class="col6">Requires custom harness</td><td class="col7">Requires custom harness</td>
	</tr>
	<tr class="row4">
		<td class="col0">Ease of use</td><td class="col1">Moderate</td><td class="col2">Difficult</td><td class="col3">Easy</td><td class="col4">Easy</td><td class="col5">Easy</td><td class="col6">Easy</td><td class="col7">Easy</td>
	</tr>
	<tr class="row5">
		<td class="col0">Reviews</td><td class="col1">Good enough for most people</td><td class="col2">Difficult to put together, but a lot expandability. Pretty dated now</td><td class="col3"><a href="http://www.fiero.nl/forum/Archives/Archive-000002/HTML/20060811-1-057573.html" class="urlextern" title="http://www.fiero.nl/forum/Archives/Archive-000002/HTML/20060811-1-057573.html" rel="ugc nofollow">not great</a></td><td class="col4"> </td><td class="col5">State of the art. Created in Australia though support can be tricky</td><td class="col6"> </td><td class="col7">Dominator is basically the state of the art. Holley is very reputable</td>
	</tr>
	<tr class="row6">
		<td class="col0">water-proof?</td><td class="col1">yes</td><td class="col2">no</td><td class="col3">no</td><td class="col4">yes</td><td class="col5">yes</td><td class="col6">yes</td><td class="col7">yes</td>
	</tr>
	<tr class="row7">
		<td class="col0">Wideband auto-tuning support</td><td class="col1">no</td><td class="col2">no</td><td class="col3">no?</td><td class="col4">yes</td><td class="col5">yes</td><td class="col6">yes</td><td class="col7">yes</td>
	</tr>
	<tr class="row8">
		<td class="col0">MAP limits for speed density tuning</td><td class="col1">1.4 bar</td><td class="col2"> </td><td class="col3">22 psi for ECM's internal MAP sensor</td><td class="col4"> </td><td class="col5"> </td><td class="col6">5 bar</td><td class="col7">7 bar</td>
	</tr>
	<tr class="row9">
		<td class="col0">drive by wire support</td><td class="col1">Some PCMs</td><td class="col2"> </td><td class="col3"> </td><td class="col4">yes</td><td class="col5"> </td><td class="col6">no</td><td class="col7">yes x2</td>
	</tr>
	<tr class="row10">
		<td class="col0">Transmission control</td><td class="col1">yes</td><td class="col2"> </td><td class="col3">yes</td><td class="col4">yes</td><td class="col5">yes</td><td class="col6">no</td><td class="col7">yes</td>
	</tr>
	<tr class="row11">
		<td class="col0">anti-lag / launch control built in</td><td class="col1">no</td><td class="col2"> </td><td class="col3">yes</td><td class="col4">no</td><td class="col5">yes</td><td class="col6">yes</td><td class="col7">yes</td>
	</tr>
	<tr class="row12">
		<td class="col0">CO2 control</td><td class="col1">no</td><td class="col2"> </td><td class="col3">no</td><td class="col4">no</td><td class="col5">yes</td><td class="col6"> </td><td class="col7">yes</td>
	</tr>
	<tr class="row13">
		<td class="col0">Boost by Gear</td><td class="col1">no</td><td class="col2"> </td><td class="col3"> </td><td class="col4">yes</td><td class="col5">yes</td><td class="col6"> </td><td class="col7">yes</td>
	</tr>
	<tr class="row14">
		<td class="col0">Flex Fuel sensor support</td><td class="col1">not with a 3800 PCM</td><td class="col2"> </td><td class="col3">yes</td><td class="col4">yes</td><td class="col5">yes</td><td class="col6"> </td><td class="col7">yes</td>
	</tr>
	<tr class="row15">
		<td class="col0">Stages of nitrous control</td><td class="col1">0</td><td class="col2"> </td><td class="col3">1</td><td class="col4">1</td><td class="col5">6</td><td class="col6">4</td><td class="col7">8</td>
	</tr>
	<tr class="row16">
		<td class="col0">fuel injection outputs</td><td class="col1">6</td><td class="col2"> </td><td class="col3">6</td><td class="col4">1-6</td><td class="col5">1-8</td><td class="col6">up to 8</td><td class="col7">12 "peak" + 12 "hold" = 24 injectors</td>
	</tr>
	<tr class="row17">
		<td class="col0">Ignition Outputs</td><td class="col1">OEM</td><td class="col2"> </td><td class="col3"> </td><td class="col4">6</td><td class="col5">8</td><td class="col6">4 12v or ground PWM</td><td class="col7">20 12v PWM <br/>
16 ground PWM</td>
	</tr>
	<tr class="row18">
		<td class="col0">Digital Outputs</td><td class="col1">none</td><td class="col2"> </td><td class="col3"> </td><td class="col4">28</td><td class="col5"> </td><td class="col6"> </td><td class="col7"> </td>
	</tr>
	<tr class="row19">
		<td class="col0">Analog inputs</td><td class="col1">none</td><td class="col2"> </td><td class="col3"> </td><td class="col4">10</td><td class="col5">20</td><td class="col6">4</td><td class="col7">13 "multi-inputs" + 30 sensor inputs (0-5v)</td>
	</tr>
	<tr class="row20">
		<td class="col0">injector stages for fueling</td><td class="col1">0</td><td class="col2"> </td><td class="col3"> </td><td class="col4">4</td><td class="col5"> </td><td class="col6"> </td><td class="col7"> </td>
	</tr>
	<tr class="row21">
		<td class="col0">Internal Data Logging</td><td class="col1">no</td><td class="col2"> </td><td class="col3"> </td><td class="col4">yes</td><td class="col5">yes</td><td class="col6"> </td><td class="col7">yes</td>
	</tr>
	<tr class="row22">
		<td class="col0">Known Oddities</td><td class="col1">oh boy, yes</td><td class="col2"> </td><td class="col3"> </td><td class="col4"> </td><td class="col5"> </td><td class="col6">can't use external battery charger with ECU connected</td><td class="col7">can't use external battery charger with ECU connected</td>
	</tr>
</table>
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