Denshigiken M66207 Based ECUs

Denshigiken M66207 Based ECUs

Description

Denshigiken M66207 Based ECUs also widely known as Honda Civic Integra OBD1 ECU.
Introduced in 1992 OBD1 generation of ECUs for B, D Series of Engines based on OKI M66207 MCU.
Most common solution for use with B, D, F or H Engine because they get easily chipped.

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Compatible Devices

• SNAKE OBD1 EMU - Real Time programming and Datalogging
  
• SNAKE MINI DIZZY - Distributor Removal Solution with Coil on Plug Conversion

Equipped in Cars

• 92-95 Civic (5th gen)
• 92-95 CR-X (3rd gen)
• 92-93 Integra (2nd gen)
• 93-95 Integra (3rd gen)
• 92-97 Domani (1st gen)

Known ECU Revisions

ECU Revision Number Location

USDM Rectangle Case ECUs

• 02D011F0-1500
• 02D01720-1500
• 02D01980-1500
• 02D01560-1500 (7 Wire LAF Sensor)

JDM Square Case ECUs

• 02D01550-1500
• 02D01840-1501

JDM Rectangle Case ECUs

• 02D01950-1500 (7 Wire LAF Sensor)
  

ECU List

ECU Label Decode

• 37820-P05-XXX - D15B8 SOHC
• 37820-P06-XXX - D15B7 SOHC
• 37820-P07-XXX - D15Z1 SOHC VTEC-E (7 Wire LAF Sensor)
• 37820-P08-XXX - D15B SOHC VTEC
• 37820-P27-XXX - D16A7 SOHC
• 37820-P28-XXX - D16Z6 SOHC VTEC
• 37820-P29-XXX - ZC DOHC
• 37820-P30-AXX - B16A2 DOHC VTEC (USDM Case)
• 37820-P30-JXX - B16A DOHC VTEC (JDM Case)
• 37820-P54-XXX - B18B DOHC (JDM)
• 37820-P61-XXX - B17A DOHC VTEC
• 37820-P70-XXX - Domani ZC SOHC
• 37820-P71-XXX - Integra D16A SOHC VTEC
• 37820-P72-XXX - Integra GSR B18C DOHC VTEC
• 37820-P74-XXX - Integra B18B
• 37820-P75-XXX - Integra B18B
• 37820-P76-XXX - Integra JDM ZC SOHC
• 37820-P84-XXX - D15B JDM SOHC VTEC-E (7 Wire LAF Sensor)
• 37820-P91-XXX - ZC SOHC VTEC (JDM)
• 37820-PR3-JXX - B16A DOHC VTEC (JDM)
• 37820-PR4-XXX - B18A1 DOHC

Hardware Modifications

• Add O2 Heater Circuit
• Add IAB Circuit
• Add PWM Boost Control
• Convert nonVTEC to VTEC
• Convert Auto to Manual
• Modify O2 Input to accept 0-5V range
• Modify ECU for MINI DIZZY Signals

Pinout Diagram