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Nissan Maxima. Manual - part 1054
B2192 ID DISCORD, IMMU-ECM
SEC-41
< DTC/CIRCUIT DIAGNOSIS >
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B2192 ID DISCORD, IMMU-ECM
Description
INFOID:0000000010051939
BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK.
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
INFOID:0000000010051940
DTC DETECTION LOGIC
NOTE:
• If DTC B2192 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B2192 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions:
-
CVT selector lever is in the P or N position.
-
Do not depress the brake pedal.
2. Check “Self Diagnostic Result” with CONSULT.
Is DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000010051941
1.
PERFORM INITIALIZATION
Perform initialization with CONSULT. Re-register all Intelligent Keys.
For initialization and registration of Intelligent Key, refer to CONSULT Immobilizer mode and follow the on-
screen instructions.
Can the system be initialized and can the engine be started with re-registered Intelligent Key?
YES
>> ID was unregistered.
NO
>> BCM is malfunctioning.
• Replace BCM. Refer to
BCS-79, "Removal and Installation"
.
• Perform initialization again.
• Replace ECM.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2192
ID DISCORD, IMMU-
ECM
The ID verification results between BCM and ECM
are NG. The registration is necessary.
• BCM
• ECM