Honda SH300 2006 Manual page 124

FUEL SYSTEM (PGM-FI)
TEST HARNESS CONNECTION
Remove the rear fender A (page 3-7).
Turn the ignition switch to "OFF".
Disconnect the 33P connector from the ECM.
Connect the ECM test harness between the main
wire harness and the ECM.
TOOL:
ECM test harness 33P
TEST HARNESS TERMINAL LAYOUT
The ECM connector terminals are numbered as
shown in this illustration.
The ECM test harness terminals are same layout as
for the ECM connector terminals as shown.
6-14
ECM TEST HARNESS
070MZ-MCA0100
ECM 33P CONNECTOR
(ECM side of male terminals)
TEST HARNESS PIN BOX
ECM
33P CONNECTOR
A11
A1
A12
A23
A22
A33