Page 560 - 2019 SHOP MANUAL CRF1000/A/D

dummyheadmmyhead
du

IMMOBILIZER SYSTEM (HISS)
When the system (ECM/PCM) enters the diagnostic
mode from the registration mode:
BLINKING PATTERN SYMPTOM PROBLEM PROCEDURE
Registration is The key is Use a new key or
ON overlapped already cancelled key
registered
OFF properly
10 sec.
Code signals Communication Follow the
cannot send or fails troubleshooting
receive (page 23-8)

Registration is The key is Use a new key
impossible already
registered on the
other system

TROUBLESHOOTING

The HISS indicator comes on for approx. two seconds then it goes off, when the ignition switch is turned ON
with the properly registered key and the HISS functions normally. If there is any problem or the properly
registered key is not used, the indicator will remains on.
HISS indicator does not come on when the ignition switch is turned ON
1. Combination Meter Initial Operation Inspection
Check the combination meter initial operation (page 22-12).
Is the initial operation displayed?
YES – GO TO STEP 2.
NO – Check the combination meter power and ground lines (page 22-12).
2. TXD Line Inspection
Check the combination meter indication when the TXD line is abnormal (page 22-14).
Does the combination meter shows the communication line faulty operation?
YES – Check the TXD line (page 22-14).
NO – Check the ECM/PCM power/ground lines (page 4-40).

HISS indicator remains on with the ignition switch turned ON
1. Immobilizer Receiver Jamming Inspection
Check that there is any metal obstruction or the other vehicle‘s transponder key near the immobilizer
receiver and key.
Is there any metal obstruction or the other transponder key?
YES – Remove it and recheck.
NO – GO TO STEP 2.
2. First Transponder Key Inspection
Turn the ignition switch ON with the spare transponder key and check the HISS indicator.
The indicator should came on for 2 seconds then go off.
Is the indicator go off?
YES – Faulty first transponder key
NO – GO TO STEP 3.

23-8