Mazda MX-6 1998, Руководство по ремонту, Страница: 1022 / 1282

TROUBLESHOOTING [IMMOBILIZER SYSTEM]
IMMOBILIZER SYSTEM ON-BOARD Diagnostic Trouble Code Table .......... 0 9 -0 1 F-1
D IA G N O S IS............................................... 09-01 F-1 Inspection of Diagnostic Trouble
Diagnostic Trouble C o d e ........................ 09-01 F-1 C o d e s ...................................................... 0 9 -0 1 F -3
09-01F TROUBLESHOOTING [IMMOBILIZER SYSTEM]
IMMOBILIZER SYSTEM ON-BOARD DIAGNOSIS
W 6 U 9 0 1 W 2 6
Diagnostic Trouble Code
Caution
•
When engine does not start or engine stalls and the following DTCs are not indicated, go to
engine symptom troubleshooting. (Refer to 0 1 -0 1 A ENGINE SYMPTOM TROUBLESHOOTING
[FS].) (Refer to 0 1 -0 1 B ENGINE SYMPTOM TROUBLESHOOTING [KL].)
Note
• When the immobilizer system is defective, the engine starts once and soon stalls after turning the starter
for the first three times. For the forth time or after, the engine can not be started.
• If engine condition is normal but light stays on, inspect for short circuit between security light and
immobilizer unit connector terminal M.
Repair or replace the wiring harness if necessary.
1. Turn the ignition switch to START for 2 seconds, then back to ON.
2. Wait for 2 minutes.
3. Verify the security light condition and read the DTC if indicated.
4. Verify the DTC with NGS or equivalent.
5. If the DTC is indicated, go to troubleshooting referring to the diagnostic trouble code table.
Diagnostic Trouble Code Table
DTC indicated by immobilizer unit
DTC O u tp u t pattern
D e scrip tio n
01
; j n
~
W 6 U 9 1 4 W B C
ID number unregistered in immobilizer unit is input after
engine cranking
02
;
j p
mi
W 6 U 9 1 4 W B D
ID number format error (voltage range, frequency)
03
J M
W 6 U 9 1 4 W B E
ID number is not input into immobilizer unit after engine
cranking
11
::nn m i
W 6 U 9 1 4 W B F
Coil or wiring harness between immobilizer unit and
coil is open circuit
21
:;m j nru
W 6 U 9 1 4 W B G
Code word/ID number memorized in immobilizer unit
EEPROM
can not
be
read
24
“ iiruuinn muuuui
W 6 U 9 1 4 W B H
Wiring harness between immobilizer unit and PCM is
open or short circuit
30
n m
W6U914WBJ
Immobilizer unit— PCM communication error
09-01 F-1