System - Suzuki Grand Vitara 2011 Manual

10C-15 Immobilizer Control System: For Petrol Engine Model
DTC P1618: Keyless Start Control Module CAN Communication Error (for Vehicle with Keyless Start

System)

Wiring Diagram
Refer to "Immobilizer Control System Wiring Circuit Diagram: For Petrol Engine Model"
Detecting Condition and Trouble Area
Detecting Condition
Reception error of communication data for keyless start
control module is detected for longer than specified time
continuously.
Troubleshooting
Step
1 Diagnostic Trouble Code (DTC) confirmation
1) Clear DTC(s) referring to "Diagnostic Trouble Code
(DTC) Clearance: For Petrol Engine Model".
2) Turn the ignition switch to OFF position.
3) Check if any DTC is detected referring to "Diagnostic
Trouble Code (DTC) Check: For Petrol Engine Model".
Is DTC P1618 still detected?
2 Diagnostic Trouble Code (DTC) check in ECM
Is any DTC other than P1618 detected in Step 1?
3 Poor connection check at ECM, ABS/ESP® control
module and keyless start control module connectors
1) With the ignition key at OFF position, check each
connector and wire terminal at ECM, ABS/ESP® control
module and keyless control module for secure
connection.
Is each connector and wire terminal connected securely?
Action
Trouble Area
• CAN communication wire circuits faulty
• Steering angle sensor (if equipped) faulty
• Keyless start control module faulty
• 4WD control module (if equipped) faulty
• TCM (if equipped) faulty
• BCM faulty
• ABS/ESP® control module faulty
• Combination meter faulty
• ECM faulty
Yes
Go to Step 2.
Perform the
troubleshooting
referring to the
corresponding
flowchart.
Go to Step 4.
S6JB0AA314011
No
The troubleshooting is
completed.
Go to Step 3.
Repair poor
connection(s).