Honda NSS250S Manual page 218

FUEL SYSTEM (PGM-FI)
2. Injector Signal Line Open Circuit Inspection
Connect the test harness to the PCM 33P connec-
tor (page 6-17).
check the continuity between the test harness
and injector 2P connector of the wire side.
CONNECTION: 2 – Pink/blue
Is there continuity?
YES
NO
3. Injector Signal Line Short Circuit Inspection
Check the continuity between the injector 2P
connector of the wire side and ground.
CONNECTION: Pink/blue – Ground
Is there continuity?
YES
NO
4. Injector Resistance Inspection
Measure the resistance of the injector connector
terminals.
STANDARD: 11 – 13 Ω (20°C/68°F)
Is the resistance within 11 – 13 Ω (20 ° C/68 ° F)?
YES
NO
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– GO TO STEP 3.
– Open circuit in Pink/blue wire
– Short circuit in Pink/blue wire
– GO TO STEP 4.
– Replace the PCM with a known good
one, and recheck.
– Faulty injector
TEST HARNESS PIN BOX
(2)
INJECTOR 2P CONNECTOR
(Wire side/female terminals)
INJECTOR 2P CONNECTOR
(Wire side/female terminals)
Pink/blue
INJECTOR
(Sensor side/male terminals)
Pink/blue