Honda SH300 2006 Manual page 137

3. Injector Resistance Inspection
Turn the ignition switch OFF.
Measure the resistance of the injector connector
terminals.
Is the resistance within 11– 13 Ω (20°C/68°F)?
YES – GO TO STEP 4.
NO – Faulty injector
4. Injector Signal Line Open Circuit Inspection
Disconnect the ECM 33P connector.
Check the continuity between the injector 2P
connector of the wire harness side and ECM 33P
connector of the wire harness side.
Connection: Pink/Blue – No. 16 (Pink/Blue)
TOOL:
Test probe
Is there continuity?
YES – GO TO STEP 5.
NO – Open circuit in Pink/Blue wire
5. Injector Signal Line Short Circuit Inspection
Check for continuity between the injector 2P con-
nector and ground with the ECM connector dis-
connected.
Connection: Pink/Blue – Ground
Is there continuity?
YES – Short circuit in Pink/Blue wire
NO – Replace the ECM with a known good
one, and recheck; refer to Key Registra-
tion Procedures (page 23-4)
33P CONNECTOR
(Wire side of female terminal)
07ZAJ-RDJA110
FUEL SYSTEM (PGM-FI)
2P CONNECTOR (Injector
side of male terminals)
P/Bu
2P CONNECTOR
(Wire side of female terminal)
P/Bu
2P CONNECTOR
(Wire side of female terminal)
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