Honda NSS250S Manual page 620

Honda Smart Card Key System
9. Handle Lock Module Power Voltage Line Inspection
Disconnect the handle lock module 21P (Black) connector.
Measure the voltage between the handle lock module 21P connector and ground.
CONNECTION: Black/white (+) – ground (–)
Is there battery voltage?
YES
NO
10. Handle Lock Module Power Ground Line Inspection
Turn the ignition switch OFF.
Check the continuity between the test harness and ground.
CONNECTION: Green – Ground
Is there continuity?
YES
NO
11. Diagnostic Code Inspection
Check if the diagnostic code can be indicated (page 23-8).
Does the diagnostic code indicate?
YES
NO
Engine Does Not Start
1. Ignition Switch Inspection
Check if the card key is recognized by the handle lock module and the ignition switch can be turned.
Can the ignition switch be turned?
YES
NO
2. Ignition Switch Inspection
Turn the ignition switch ON, then Check for turn signal light and horn operation.
Do the turn signal light and horn operate normally?
YES
NO
3. PGM-FI System Inspection
Turn the ignition switch ON, then check if the MIL stays on for 2 seconds.
Does MIL stay on for two seconds?
YES
NO
23-14
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Red/white (+) – ground (–)
– GO TO STEP 10.
– Open or short circuit in Black/white and/or Red/white wire between the battery and handle
lock module.
Green/black – Ground
– Replace the handle lock module with a new one and recheck.
– Open circuit in Green and/or Green/black wire
– Check each item in the diagnostic code (page 23-8).
– Replace the handle lock module with a new one and recheck.
– GO TO STEP 2.
– See "The ignition switch can not be turned ON" (page 23-13).
– GO TO STEP 3.
– • Faulty wire harness
• Blown MAIN B fuse (15 A)
• Blown ECU, IGN fuse (10 A)
• Faulty ignition switch
• Faulty engine stop relay
• Faulty bank angle sensor
• Faulty handle lock module
– See "ENGINE DOES NOT START OR IS HARD TO START" (page 26-2).
– • Goes off
– NSS250S: Inspect the PGM-FI system (page 6-95).
– NSS250A: Inspect the PGM-FI system (page 6-99).
• Stay on
– GO TO STEP 4.