Daihatsu 1997 Terios J100 Service Manual page 930

BE–96
TABLE OF DIAGNOSIS CODES
Code Number of glowing of
No. check lamp
12
21
23
31
41
42
TROUBLE SHOOTING ACCORDING TO DIAGNOSIS CODE
1. Normal code is outputted.
Normal code is being outputted from immobilizer ECU.
Diagnosis code No. 81 of EFI ECU is indicated.
Check wiring harness that there is continuity between
immobilizer ECU (terminal 7) and EFI ECU (terminal 40).
Replace immobilizer ECU with a new one. Register key
newly.
Diagnosis item
Malfunction of transponder
Unmatching of ID codes
Unregistered ID codes
Abnormality of registration mode
Faulty communication between
immobilizer ECU and EFI ECU
· Non-matching of codes
Faulty communication between
immobilizer ECU and EFI ECU
· When there is no reply of code:
Yes
OK NG
Diagnosis contents
When there is no reply from key transponder after the
coil has energized key transponder.
(This diagnosis code is cleared if ID code can be
read normally next time.)
When immobilizer ECU determines that an attempt
was made to start engine, using an unregistered key:
When transponder code to immobilizer ECU is
unregistered:
(Code to backup RAM is not memorized.)
At time of registration of sub key, terminal T is not
connected to ground, or an attempt is made to make
registration, using a sub key.
(Code to backup RAM is not memorized.)
When a signal of non-matching of code is received at
time of communication with EFI ECU:
When reply of code has not been received within
specified time from EFI ECU at time of
communication with EFI ECU:
NOTE:
· In this case, the followings are possible causes.
1. Open wire or short between immobilizer ECU and EFI
ECU
2. Immobilizer ECU malfunctioning
3. EFI system malfunctioning
No
There is abnormality in EFI ECU and EFI system.
·
Check EFI system, referring to EF section.
Repair or replace communication line between
immobilizer ECU and EFI ECU.
JBE00342-06020
JBE00343-06021