OBD1 ECU
P07 : 92-95 OBD1 Civic VX (D15Z1) 6 Wire O2
P05 : 92-95 OBD1 Civic CX (D15B)
P06 : 92-95 OBD1 Civic DX (D15B)
P28 : 92-95 OBD1 Civic Si/Ex (sohc vtec d16z6)
P30 : 92-95 OBD-1 Del Sol? DOHC Vtec Si/EG Si R
P61 : 92-93 OBD-1 USDM GSR B17A DOHC vtec
PR3 : 92-93 OBD-1 JDM Integra RSi/XSi (B16A)
PR4 : 92-93 OBD1 Integra RS/LS/GS (DOHC)
P72 : 94-95 OBD-1 Integra GSR (1.8L B18C? DOHC Vtec)
P74 : 92-95 OBD-1 Integra LS/GS (1.8L B18B)
P75 : 92-95 OBD-1 Integra LS/GS (1.8L B18B)
P08 : 92-95 OBD1 Civic/CRX VTi/VXi (sohc vtec)
P27 : 92-95 OBD1 Euro/Asian Civic (non-vtec 1.6l)
P29 : 92-95 OBD-1 JDM Domani (sohc zc)
P54 : 92-95 OBD-1 JDM Domani/1.8l Accord (1.8L B18B DOHC)
P70 : 92-95 OBD-1 Domani (sohc vtec zc - no oil pressure sensor reading)
P71 : 92-95 OBD-1 Integra (sohc vtec d16a)
P76: 94-95 OBD-1 JDM Integra (sohc zc)
P84 : 92-95 OBD-1 JDM Civic ETi (VTEC-E auto)
P91 : 92-95 OBD-1 JDM Civic Coupe (sohc vtec 1.6)
P0 A : 94-95 OBD-1 Accord EX
P0 C : 92-95 OBD-1 Accord 2.2L (F22B DOHC non-vtec)
P39 : 92-95 OBD-1 JDM Accord SOHC VTEC (F22A)
P11 : 92-95 OBD-1 Prelude 2.0i BB3 with F20A4 non-vtec
P13 : 93-95 OBD-1 Prelude Vtec (H22A DOHC Vtec)
P14 : 93-95 OBD-1 Prelude Si (non Vtec - H23A)
PT6? : some sort of non-VTEC OBDI Accord or Prelude, F22 perhaps

OBD2 ECU
P72 : 96-00 OBD-2 Integra GSR
P73 : 96-00 OBD-2 Integra Type-R (JDM & USDM)
P75 : 96-00 OBD-2 Integra LS/GS
P2 E : 96+ Civic LX
P2 N : 96+ OBD-2 Civic HX Coupe
P2 P : 96+ OBD-2 Civic EX Coupe
P2 T : 99+ OBD-2 Civic Si Coupe
P5 P : 97-00 OBD-2 Prelude Type-S (JDM)
P28-G03 : ODB II 96+ European del Sol (SOHC VTec) (Looks like P73)