J JSPECHB Junior Member Jan 2, 2004 #1 Whats the difference between a OBD2 and OBD2B ecu's? Will a 99-00 Si ECU work on a ITR? Si is just OBD2 and ITR is OBD2B.
Whats the difference between a OBD2 and OBD2B ecu's? Will a 99-00 Si ECU work on a ITR? Si is just OBD2 and ITR is OBD2B.
R radnulb Senior Member Jan 3, 2004 #2 OBD2A = 96-98 OBD2B = 99+ (99-01?) Connectors are physically different. The ECUs are very different internally. Interchangeability depends on year.
OBD2A = 96-98 OBD2B = 99+ (99-01?) Connectors are physically different. The ECUs are very different internally. Interchangeability depends on year.