Honda NSS250S Manual page 676

Honda S Matic System (NSS250A)
3. Mode Select Switch Signal Line Continuity
Inspection
Turn the ignition switch OFF.
Disconnect the PCM 21P (Black) connector (page
24-12).
Check the continuity between the PCM 21P and
mode select switch 2P connectors of the wire
side.
TOOL:
Test probe
CONNECTION: Blue/orange – Blue/orange
Is there continuity?
YES
NO
4. Mode Select Switch Signal Line Short Circuit
Inspection
Check the continuity between the mode select
switch 2P connector of the wire side and ground.
CONNECTION: Blue/orange – Ground
Is there continuity?
YES
NO
24-32
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07ZAJ-RDJA110
– GO TO STEP 4.
– Open circuit in Blue/orange wire
– Short circuit in Blue/orange wire
– Replace the PCM with a known good
one, and recheck.
PCM 21P CONNECTOR
(Wire side/female terminals)
Blue/orange
2P CONNECTOR
(Wire side/female terminals)
2P CONNECTOR
(Wire side/female terminals)
Blue/orange
Blue/orange