P1611

P1611 ID DISCORD, IMMU-ECM





Description
BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is successfully verified. ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if ignition switch is turned ON.




DTC Logic

DTC DETECTION LOGIC

NOTE:
- If DTC P1611 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Body Control System.
- If DTC P1611 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Body Control System.






DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions.

A/T models
- Selector lever is in the P or N position
- Do not depress brake pedal

M/T models
- Do not depress clutch pedal
2. Check "Self-diagnosis result" using CONSULT-III.
Is DTC detected?
YES - Go to SEE Diagnosis Procedure.
NO - INSPECTION END




Diagnosis Procedure
1.PERFORM INITIALIZATION
Perform initialization using CONSULT-III. Reregister all Intelligent Keys.
For initialization and registration of Intelligent Key, refer to "CONSULT-III Operation Manual NATS-IVIS/NVIS".
Can the system be initialized and can the engine be started with reregistered Intelligent Key?
YES - INSPECTION END
NO - GO TO 2.
2.REPLACE BCM
1. Replace BCM. Removal And Installation.
2. Perform initialization using CONSULT-III.
For initialization, refer to "CONSULT-III Operation Manual NATS-IVIS/NVIS".
Can the system be initialized and can the engine be started with reregistered Intelligent Key?
YES - INSPECTION END
NO - GO TO 3.
3.REPLACE ECM
1. Replace ECM. Special Repair Requirement.
2. Perform initialization using CONSULT-III.
For initialization, refer to "CONSULT-III Operation Manual NATS-IVIS/NVIS".
Can the system be initialized and can the engine be started with reregistered Intelligent Key?
YES - INSPECTION END
NO - GO TO 4.
4.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END