Immobilizer Control System: 10C-15
DTC P1625: Immobilizer Antenna Error
S5JB0EA304015
Wiring Diagram
Refer to “Immobilizer Control System Wiring Circuit Diagram: ”
Detecting Condition and Trouble Area
Troubleshooting
3
Registration of the unregistered ignition key with ECM
and Diagnostic Trouble Code (DTC) check
1) Register the transponder code in the transponder in the
unregistered ignition key with ECM referring to
“Registration of the Ignition Key: in related manual”.
2) Check if that DTC P1623 is detected referring to
“Diagnostic Trouble Code (DTC) Check: in related
manual”.
Is DTC P1623 detected?
Go to Step 4.
The troubleshooting is
completed.
4
Immobilizer control module (ICM) check
1) Check immobilizer control module (ICM) referring to
“Inspection of Immobilizer Control Module (ICM) and Its
Circuit: in related manual”.
Is immobilizer controller assembly normal?
Replace ECM with new
one referring to “Engine
Control Module (ECM)
Removal and
Installation: in Section
1C in related manual”,
and then perform
“Procedure after ECM
Replacement: in related
manual”.
Replace immobilizer
control module (ICM)
with new one referring
to “Immobilizer Control
Module (ICM) Removal
and Installation: in
related manual”.
Step
Action
Yes
No
Detecting Condition
Trouble Area
Immobilizer control module (ICM) is faulty.
• Immobilizer control module faulty
• ECM faulty
Step
Action
Yes
No
1
Diagnostic Trouble Code (DTC) confirmation
1) Clear DTC(s) referring to “Diagnostic Trouble Code
(DTC) Clearance: in related manual”.
2) Turn the ignition switch to OFF position.
3) Check if any DTC is detected referring to “Diagnostic
Trouble Code (DTC) Check: in related manual”.
Is DTC P1625 still detected?
Go to Step 2.
The troubleshooting is
completed.
2
Immobilizer control module (ICM) replacement and
Diagnostic Trouble Code (DTC) check
1) Replace immobilizer control module (ICM) referring to
“Immobilizer Control Module (ICM) Removal and
Installation: in related manual”.
2) Check if DTC P1625 is still detected referring to
“Diagnostic Trouble Code (DTC) Check: in related
manual”.
Is DTC P1625 still detected?
Replace ECM with new
one referring to “Engine
Control Module (ECM)
Removal and
Installation: in Section
1C in related manual”,
and then perform
“Procedure after ECM
Replacement: in related
manual”.
The troubleshooting is
completed.
Summary of Contents for GRAND VITARA JB416
Page 2: ......
Page 6: ......
Page 12: ...0A 3 General Information...
Page 316: ...4F 53 Electronic Stability Program...
Page 364: ...5A 45 Automatic Transmission Transaxle...
Page 372: ...6B 6 Steering Wheel and Column...
Page 412: ...9D 4 Wipers Washers...
Page 473: ...Prepared by 1st Ed Jan 2006...