Honda CB 600F Hornet 2007 Shop Manual page 566

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Diagnostic code
1. Immobilizer Receiver Power Input Line Inspection
Check the power input line (Yellow/red) at the immobilizer receiver connector (page 21-14).
Is there approx. 5 V7
YES - GO TO STEP 2.
NO - Open or short circuit in the Yellow/red wire.
2. Immobilizer Receiver Ground Line Inspection
Check the ground line (Green/orange) at the immobilizer receiver connector (page 21-14).
Is there continuity?
YES - GO TO STEP 3.
NO - Open circuit in the Green/orange wire.
3. Immobilizer Receiver Signal Line Inspection
Check the signal lines (Pink and Yellow/blue) between the immobilizer receiver and ECM connectors
(page 21-15).
Are the wires normal?
YES
- Faulty the immobilizer receiver.
NO
- • Open or short circuit in Pink wire.
• Open or short circuit
is indicated (Code signals cannot send or receive)
in Yellow/blue wire.
IMMOBILIZER SYSTEM (HISS)
21-11