Suzuki Wagon R Manual page 4067

8G4-12 IMMOBILIZER CONTROL SYSTEM (Z10XEP / Z12XEP ENGINE MODELS)
Connec-
Terminal
tor
1
2 PPL/WHT
3
4
5 BLK/RED
G17
6 WHT/RED
7
8
9 WHT/BLU
DTC B1000 Immobilizer Control Module Internal Failure
DTC Detecting Condition and Trouble Area
DTC Detecting Condition
Immobilizer control module internal fail.
Troubleshooting
Step
1 1) Ignition switch at OFF position.
2) Disconnect connector from immobilizer con-
trol module.
3) Check for proper connection to immobilizer
control module at all terminals.
Are they in good condition?
Circuit
– Not used
SVS lamp
– Not used
BLK Ground
Ignition switch signal
Data link connector
(Serial data line)
WHT W-line
– Not used
Power supply
Action
Normal
Voltage
–
0 – 1 V SVS lamp lights on
–
0 – 1 V Anytime
10 – 14 V Ignition switch at ON position
0 – 1 V Ignition switch at OFF position
10 – 14 V Scan tool connected
0 – 1 V Scan tool disconnected
Scan tool connected or ignition switch
10 – 14 V
at ON position
Scan tool disconnected and ignition
0 – 1 V
switch at OFF position
–
10 – 14 V Anytime
Trouble Area
Immobilizer control module
Yes
Substitute a known-good
immobilizer control mod-
ule referring to "Procedure
after Immobilizer Control
Module Replacement" in
this section and recheck.
Condition
–
–
–
No
Repair or replace.