Honda NC700XA Service Manual page 759

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IMMOBILIZER SYSTEM (HISS)
8. Repeat the steps 6 and 7 when you continuously register the other new key.
The ECM/PCM can store up to four key codes. (The four keys can be registered.)
9. Turn the ignition switch OFF, remove the inspection adaptor and connect the CKP sensor 2P (Red) connector.
10.Turn the ignition switch ON with the registered key.
• The immobilizer system (HISS) returns to the normal mode.
11.Check that the engine can be started using all registered key.
When the ignition switch is faulty:
1. Obtain a new ignition switch assembly.
2. Remove the ignition switch (page 22-24).
3. Apply 12 V battery voltage to the CKP sensor lines of the ECM/PCM using the special tool (page 23-6).
4. Set the original (registered) key near the immobilizer receiver so that the transponder in the key can communicate with the
receiver.
5. Connect a new ignition switch to the wire harness, then turn it to ON with a new transponder key. (keep the ignition switch away
from the receiver) and engine stop switch " ". The HISS indicator comes on and it remains on.
• The code of the original key recognized by the ECM/PCM.
• If there is any problem in the immobilizer system (HISS), the system will enter the diagnostic mode and the indicator will remain
on for approx. ten seconds, then it will indicate the diagnostic code (page 23-7).
6. Disconnect the red clip of the inspection adaptor from the battery positive (+) terminal for two seconds or more, then connect it
again. The indicator remains on for approx. two seconds then it blinks four times repeatedly.
ON
OFF
• The immobilizer system (HISS) enters the registration mode. Registrations of all key except the original key set near the receiver
are cancelled.
7. Turn the ignition switch OFF and remove the key.
8. Install the ignition switch (page 22-24).
9. Turn the ignition switch ON with a first new key. The indicator comes on for two seconds then it blinks four times repeatedly.
ON
OFF
• The first key or spare key is registered in the ECM/PCM.
• If there is any problem in the registration, the system will enter the diagnostic mode and the indicator will remain for approx. ten
seconds, then it will indicate the diagnostic code (page 23-7).
10.Turn the ignition switch OFF and disconnect the red clip of the inspection adaptor from the battery positive (+) terminal.
11.Turn the ignition switch ON (with the first key registered in step 9). The HISS indicator comes on for two seconds then it goes off.
• The immobilizer system (HISS) returns to the normal mode.
12.Turn the ignition switch OFF and connect the red clip of the inspection adaptor to the battery positive (+) terminal.
13.Turn the ignition switch ON (with the first key registered in step 9). The HISS indicator comes on and it remains on.
• The code if the first key is recognized by the ECM/PCM.
• If there is any problem in the immobilizer system (HISS), the system will enter the diagnostic mode and the indicator will remain
on for approx. ten seconds, then it will indicate the diagnostic code (page 23-7).
23-4
2 sec.
2 sec.