Description
Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed.
Prohibits the start of engine when an unregistered ID of Intelligent Key is used.
DTC Logic
DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
Insert Intelligent Key into the key slot.
Check "Self Diagnostic Result" with CONSULT.
2.PERFORM DTC CONFIRMATION PROCEDURE
Press the push-button ignition switch.
Check "Self Diagnostic Result" with CONSULT.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to SEC-147, "Wiring Diagram".
1. INSPECTION START
Check the case in which DTC is detected.
Case1: It is detected when Intelligent Key is inserted into key slot.
Case2: It is detected after Intelligent Key is inserted into key slot and push-button ignition switch is pressed.
In which case is DTC detected?
Case1. GO TO 2
Case2. GO TO 4
2.CHECK KEY SLOT INPUT SIGNAL
Turn ignition switch OFF.
Disconnect key slot harness connector.
Check voltage between key slot harness connector M40 terminal 2 and ground.


3.CHECK KEY SLOT CIRCUIT
Disconnect BCM harness connector.
Check continuity between key slot harness connector M40 (A) terminal 2 and BCM harness connector M19 (B) terminal 68.


3. Check continuity between key slot harness connector M40 (A) terminal 2 and ground.

4.CHECK PUSH-IGNITION SWITCH OPERATION
Press push-button ignition switch and check if it turns ON.
5.CHECK KEY SLOT COMMUNICATION SIGNAL
Turn ignition switch OFF.
Disconnect key slot harness connector.
Check voltage between key slot harness connector M40 terminal 3 and ground.


6.CHECK KEY SLOT COMMUNICATION SIGNAL CIRCUIT
Disconnect BCM harness connector.
Check continuity between key slot harness connector M40 (A) terminal 3 and BCM harness connector M19 (B) terminal 69.


3. Check continuity between key slot harness connector M40 (A) terminal 3 and ground.

7.CHECK KEY SLOT GROUND CIRCUIT
Turn ignition switch OFF.
Disconnect key slot harness connector.
Check continuity between key slot harness connector M40 terminal 7 and ground.


8.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
Inspection End.
U1010 control unit (CAN)
P1611 ID discord, IMMU-ECMPrecaution
PRECAUTIONS
Precaution for Supplemental Restraint System (SRS) "AIR
BAG" and "SEAT BELT
PRE-TENSIONER"
The Supplemental Restraint System such as "AIR BAG" and
"SEAT BELT PRE-TENSIONER", used along
with a front seat belt, helps to reduce the risk or severity of injury to the
driver and fr ...
Maintenance under severe operating conditions
Severe driving conditions
The maintenance intervals shown on the preceding pages are for normal
operating conditions. If the vehicle is mainly operated under severe driving
conditions as shown below, more frequent maintenance must be performed on the
following items as shown in the table.
...
Body control system
System Description
OUTLINE
ECU DIAGNOSIS INFORMATION controls the various electrical
components. It inputs the information required to
the control from CAN communication and the signal received from each switch
and sensor.
BCM has combination switch reading function for reading the
...