Identify ECU Type by Appearance

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BENDIX / RENIX / FENIX /SIEMENS ECMs
S3000 Bendix Renix Fenix 3 (used on Renault vehicles) Bendix Renix Fenix 3 Fenix 5 Fenix 5  
BOSCH JETRONIC ECMs
A2.2 Mono-Jetronic  A2.2   L-Jetronic L-Jetronic (AKA 5CU)  
LE1 Jetronic  LE1 LE2 Jetronic  LE2 LE3 Jetronic  LE3  
LH2.2 Jetronic  LH2.2  (25 pin) LH2.3 Jetronic  LH2.3  (35 pin) LH2.4 Jetronic  LH2.4  (35 pin)  
BOSCH MOTRONIC ECMs
  M1.5.5 Motronic  M1.5.5 M2.10.4 Motronic  M2.10.4 M3.2 Motronic  M3.2
M4.3 Motronic  M4.3      
  ME7.4.4 Motronic  ME7.4.4    
ML1.1 Motronic  ML1.1      
EDC 15VM MP3.1 Motronic  MP3.1 MP4.0 Motronic  MP4.0  
BOSCH DIESEL ECMs
EDC 15C2 EDC 15C2 EDC 15C7-2.22 EDC 15C7-2.22 EDC 15VM EDC 15VM EDC 16U1 EDC 16U1
DELCO ECMs
blank Multec  (Black Connector) blank Multec  (Purple Connector) blank Multec  (Blue) blank Multec  (Red/White)
Delco Blue & White Delco Blue & White      
Feedback Carburetor - used on early 80s Trans-Am CCC_FBC Cross-Fire Injection (twin throttle-body) - used on early 80s Corvette and Trans-Am CCC_CFI Tuned-Port Injection - used on early 80s Firebird and Trans-Am CCC_TPI  
DENSHIGIKEN ECMs
       
FORD / MOTORCRAFT ECMs
    EEC-V EEC-V SIM210 SIM210
HITACHI ECMs
MECS 32 MECS 32 EDC15C7    
KEMSCO ECMs
KEMSCO 4R KEMSCO 4R      
LUCAS AND LUCAS/SAGEM ECMs
AB16 AB16  (Ign Control) AB17 AB17  (Ign Control) 4CM 4CM  (Carb Control) blank 5CM  (Carb Control)
blank 3CU  (Bosch D-Jetronic) 4CU 4CU blank 5CU  (AKA L-Jetronic) blank 6CU
blank 9CU blank 10CU blank 11CU blank 12CU
14CU and 14CUX 14CU and 14CUX 15CU 15CU    
    27CU 27CU 29CU 29CU
SL-96 SL-96 SAFIR2 Safir 2 S2PM-380 S2PM-380 S2000RPM S2000RPM
GEMS 6 GEMS 6 GEMS 8 GEMS 8    
MARELLI / MAGNETI-MARELLI / WEBER MARELLI ECMs
IAW 59F IAW 59F IAW 48P2 IAW 48P2 IAW 1AP IAW 1AP IAW 16F IAW 16F
MOTOROLA ECMs
ERIC ERIC      
MEMS 1.2 MEMS 1.2   MEMS 1.6 MEMS 1.6 MEMS 1.9 MEMS 1.9
MEMS 3 MEMS 3 80-pin MEMS 80-pin MEMS    
SIEMENS ECMs
  Sirius 32N Sirius 32N Simtec 71 Simtec 71