Suzuki Grand Vitara JB416 / JB420 / JB419. Manual - part 545
10C-41 Immobilizer Control System: For Diesel Engine Model
DTC B1704: Transponder Code Error 2
S6JB0AA324021
Wiring Diagram
Refer to “Immobilizer Control System Wiring Circuit Diagram: For Diesel Engine Model”.
Detecting Condition and Trouble Area
NOTE
Troubleshoot DTC B1704 first if both B1704 and B1713 are detected at the same time.
Troubleshooting
Detecting Condition
Trouble Area
Inconsistent transponder data from transponder
• Use of the unregistered ignition key
• Corruption of the transponder in the ignition key
• Transponder in ignition key
• ICM
Step
Action
Yes
No
1
Was “Immobilizer Control System Check” performed?
Go to Step 2.
Go to “Immobilizer
Control System Check:
For Diesel Engine
Model”.
2
Registration of the ignition key in use with ICM
1) Register the ignition key in use with ICM referring to
“Registration of the Ignition Key: For Diesel Engine
Model”.
Is ignition key in use registered?
Check that engine can
be started and recheck
DTC.
Go to step 3.
3
Registration of the spare ignition key with ICM
1) Register the spare ignition key with ICM referring to
“Registration of the Ignition Key: For Diesel Engine
Model”.
Is spare ignition key registered?
Check that engine can
be started and replace
ignition key which
cannot be registered.
Go to step 4.
4
ICM connector check
1) With the ignition key at OFF position, disconnect ICM
connector.
2) Check for proper connection at terminals of ICM
connector. Refer to “Intermittent and Poor Connection
Inspection in Section 00”.
Is each terminal and wire connection normal?
Go to Step 5.
Repair poor
connection(s).
5
ICM check
1) Check power and ground circuit of ICM referring to
“Inspection of Immobilizer Control Module (ICM) and Its
Circuit: For Diesel Engine Model”.
Is power and ground circuit of ICM normal?
Substitute a known-
good ICM and recheck.
Repair power and
ground circuit.