Honda CBR125R Owner's Manual page 118

FUEL SYSTEM (PGM-FI)
3. Injector Signal Line Short Circuit Inspection
Turn the ignition switch OFF.
Check for continuity between the injector 2P con-
nector of wire side and ground.
Connection: Pink/green – Ground
Is there continuity?
YES
NO
4. Injector Resistance Inspection
Measure the resistance between the injector 2P
connector terminals.
Standard: 9 – 12 Ω (20°C/68°F)
Is the resistance within 9 – 12 Ω (20 ° C/68 ° F)?
YES
NO
5. Injector Signal Line Open Circuit Inspection
Disconnect the ECM 33P connector.
Check the continuity at the Pink/green wire
between the ECM 33P and injector 2P connec-
tors.
Connection: 16 (Pink/green) – Pink/green
TOOL:
Test probe
Is there continuity?
YES
NO
5-26
– Short circuit in Pink/green wire
– GO TO STEP 4.
– GO TO STEP 5.
– Faulty injector
07ZAJ-RDJA110
– Replace the ECM with a known good
one, and recheck.
– Open circuit in Pink/green wire
INJECTOR 2P CONNECTOR
(Wire side/female terminal)
P/G
INJECTOR 2P CONNECTOR
(Injector side/male terminals)
INJECTOR 2P CONNECTOR
(Wire side/female terminal)
P/G
ECM 33P CONNECTOR
(Wire side/female terminal)
(16)