Honda NSS250S Manual page 209

maxiscooter-club.ru
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 – Short circuit in Pink/blue wire
NO – GO TO STEP 4.
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 – Replace the ECM with a known good
one, and recheck.
NO – Faulty injector
MIL 21 BLINKS (O SENSOR)
2
Do not reuse O sensor cord, if the O
2
disconnected, replace the O
one.
• Before starting the inspection, check for loose or
poor contact on the O sensor 1P (Black) connec-
2
tor and recheck the MIL blinking.
1. O Sensor System Inspection
2
Start the engine and warm it up until the engine
oil temperature is 80°C (176°F).
Test-ride the scooter and recheck the MIL blink-
ing.
Does the MIL blink 21 times?
YES – GO TO STEP 2.
NO – Intermittent failure
INJECTOR 2P CONNECTOR
(Wire side/female terminals)
INJECTOR
(Sensor side/male terminals)
sensor cap is
2
sensor cord with a new
2
FUEL SYSTEM (PGM-FI)
Pink/blue
6-55