Service Information; Key Registration Procedures - Honda NC700XA Service Manual

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SERVICE INFORMATION

GENERAL
• When checking the immobilizer system (HISS), follow the steps in the troubleshooting flow chart (page 23-8).
• Keep the immobilizer key away from the other vehicle's immobilizer key when using it. The jamming of the key code signal may
occur and the proper operation of the system will be obstructed.
• The key has built-in electronic part (transponder). Do not drop and strike the key against a hard material object, and do not leave
the key on the dashboard in the car, etc. where the temperature will rise. Do not leave the key in the water for a prolonged time
such as by washing the clothes.
• The ECM/PCM as well as the transponder keys must be replaced if all transponder keys have been lost.
• The system does not function with a duplicated key code is registered into the transponder with the immobilizer system (HISS).
• The ECM/PCM can store up to four key codes. (The four keys can be registered.)
• Do not modify the immobilizer system as it can cause the system failure. (The engine cannot be started.)
• For ignition system inspection (page 5-6).
• For ignition switch servicing (page 22-24).
• For engine stop switch inspection (page 22-25).
• For bank angle sensor inspection (page 4-65).
• The following color codes are used throughout this section.
Bl = Black G = Green
Bu = Blue O = Orange

KEY REGISTRATION PROCEDURES

When the key has been lost, or additional spare key is required:
1. Obtain a new transponder key.
2. Grind the key in accordance with the shape of the original key.
3. Apply 12 V battery voltage to the CKP sensor lines of the ECM/PCM using the special tool (page 23-6).
4. Turn the ignition switch ON with the original key 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).
5. 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 inserted in the
ignition switch are cancelled. (Registration of the lost key or spare key is cancelled.)
The spare key must be registered again.
6. Turn the ignition switch OFF and remove the key.
7. Turn the ignition switch ON with a new key or the spare key. (Never use the key registered in previous steps.) The indicator
comes on for two seconds then it blinks four times repeatedly.
ON
OFF
• The new 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).
• Keep the other transponder key away from the immobilizer receiver more than 50 mm (2.0 in).
P = Pink W = White
R = Red Y = Yellow
2 sec.
2 sec.
IMMOBILIZER SYSTEM (HISS)
23-3