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	<title>M66507 Denshigiken - Revision history</title>
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	<updated>2026-05-12T16:00:40Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<title>SnakeTuning: /* Known ECU Revisions */</title>
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		<updated>2024-06-05T11:34:45Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Known ECU Revisions&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{DISPLAYTITLE:Denshigiken M66507 Based ECUs}}&lt;br /&gt;
[[File:M66507_Denshigiken_ECU.jpg|thumb|left|400px|Denshigiken M66507 Based ECUs]]&lt;br /&gt;
== Description ==&lt;br /&gt;
'''Denshigiken M66507 Based ECUs''' is an Evolution of [[M66207_Denshigiken|Denshigiken M66207 Based ECUs]].&amp;lt;br/&amp;gt;&lt;br /&gt;
Introduced in 1996 OBD2A generation of ECUs for B, D Series of Engines based on OKI M66507 MCU.&amp;lt;br/&amp;gt;&lt;br /&gt;
&lt;br /&gt;
Unlike the Denshigiken M66207 based ECUs, this generation doesn't have an external EPROM and cannot be chipped.&amp;lt;br clear=all&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Compatible Devices==&lt;br /&gt;
*[[MD0|SNAKE MINI DIZZY]] - Distributor Removal Solution with Coil on Plug Conversion&lt;br /&gt;
&lt;br /&gt;
==Equipped in Cars==&lt;br /&gt;
{{M66507_Denshigiken_Cars}}&lt;br /&gt;
&lt;br /&gt;
==Known ECU Revisions==&lt;br /&gt;
{{M66507_Denshigiken_Revisions}}&lt;br /&gt;
&lt;br /&gt;
== ECU List ==&lt;br /&gt;
[[File:Honda_ECU_Label.jpg|thumb|right|ECU Label Decode]]&lt;br /&gt;
[[File:Honda_VIN_Label.jpg|thumb|right|Chasis Code Location]]&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
! ECU Code!! Engine !! Chasis Codes&lt;br /&gt;
|-&lt;br /&gt;
| [[P28]] || [[D16Y8]] SOHC [[VTEC]] || [[EH6]]&lt;br /&gt;
|-&lt;br /&gt;
| [[P30]] || [[B16A2]] DOHC [[VTEC]] || [[EG2]]&lt;br /&gt;
|-&lt;br /&gt;
| [[P72]] || [[B18C1]] (USDM Case) / [[B18C]] (JDM Case) DOHC VTEC ||&lt;br /&gt;
|-&lt;br /&gt;
| [[P73]] || [[B18C]] DOHC VTEC || [[DC2]] [[TypeR]]&lt;br /&gt;
|-&lt;br /&gt;
| [[P2E]] || [[D15Z4]] SOHC ||&lt;br /&gt;
|-&lt;br /&gt;
| [[P2M]] || [[D16Y7]] SOHC ||&lt;br /&gt;
|-&lt;br /&gt;
| [[P2N]] || [[D16Y5]] SOHC [[VTEC-E]] (7 wire [[7_WIRE_LAF|LAF Sensor]]) ||&lt;br /&gt;
|-&lt;br /&gt;
| [[P2P]] || [[D16Y8]] SOHC [[VTEC]] ||&lt;br /&gt;
|-&lt;br /&gt;
| [[P2T]] || [[B16A2]] DOHC [[VTEC]] || [[EK4]]&lt;br /&gt;
|-&lt;br /&gt;
| [[P2J]] || [[D15B]] SOHC [[VTEC-3STAGE|3-Stage VTEC]] ||&lt;br /&gt;
|-&lt;br /&gt;
| [[P2Y]] || [[D15Z6]] SOHC [[VTEC-E]] ||&lt;br /&gt;
|-&lt;br /&gt;
| [[P3F]] || [[B20B4]] DOHC || [[RD1]], [[RD2]], [[RD3]]&lt;br /&gt;
|-&lt;br /&gt;
| [[PCT]] || [[B16B]] DOHC [[VTEC]] || [[EK9]] [[TypeR]]&lt;br /&gt;
|}&lt;br /&gt;
&amp;lt;br clear=all&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Hardware Modifications==&lt;br /&gt;
*Disable [[M66507_Denshigiken_MOD_IMMO|Immobilizer]]&lt;br /&gt;
*Prepare ECU for [[M66507_Denshigiken_MOD_MD0|SNAKE MINI DIZZY]] Signals&lt;br /&gt;
&lt;br /&gt;
==Pinout Diagram==&lt;br /&gt;
[[File:M66507_Denshigiken_Pinout.jpg|center]]&lt;/div&gt;</summary>
		<author><name>SnakeTuning</name></author>
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