Honda NSS250S Manual page 621

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4. Handle Lock Module Power Voltage Line Inspection
Turn the ignition switch OFF.
Turn the ignition switch ON then measure the battery voltage between the handle lock module 21P
(Black) connector and ground.
CONNECTION: Black/white (+) – Ground (–)
Red/white (+) – Ground (–)
Is the battery voltage?
YES – GO TO STEP 5.
NO – Open or short circuit in Black/white wire and/or Red/white
5. Handle Lock Module Communication Line Open Circuit Inspection
Turn the ignition switch OFF.
Disconnect the following:
– NSS250S: ECM 33P (Black) connector (page 6-95)
– NSS250A: PCM 21P (Black) connector (page 6-99)
– Handle lock module 21P (Black) connector (page 23-26)
Check the continuity between the handle lock module connector of the wire side and PCM/ECM con-
nector of the wire side.
TOOL:
Test probe 07ZAJ-RDJA110
CONNECTION: Yellow/green – Yellow/green
Is there continuity?
YES – GO TO STEP 6.
NO – Open circuit in Yellow/green wire
6. Handle Lock Module Communication Line Short Circuit Inspection
Check the continuity between the handle lock module connector of the wire side and ground.
TOOL:
Test probe 07ZAJ-RDJA110
CONNECTION: Yellow/green – Ground
Is there continuity?
YES – Short circuit in Yellow/green wire
NO – • Faulty handle lock module
• Faulty PCM/ECM
Honda Smart Card Key System
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