Nissan Altima 2007-2012 Service Manual: B2192, 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 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
DTC DETECTION LOGIC
NOTE: • If DTC B2192 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-433, "DTC Logic".
• If DTC B2192 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-434, "DTC Logic".
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-III.
Is DTC detected? YES >> Refer to SEC-459, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.PERFORM INITIALIZATION
Perform initialization with CONSULT-III. Re-register all keyfobs.
For initialization and registration of keyfob, refer to CONSULT-III Operation Manual.
Can the system be initialized and can the engine be started with re-registered keyfob? YES >> ID was unregistered.
NO >> BCM is malfunctioning.
• Replace BCM. Refer to BCS-96, "Removal and Installation".
• Perform initialization again.
• Replace ECM.
B2191, P1615 Difference of key
Description
Performs ID verification through BCM and keyfob when push-button ignition
switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered
ID of k ...
B2193, P1612 chain of ECM-IMMU
Description
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 s ...
Other materials:
Steering gear and linkage
Exploded View
1. Outer socket
2. Boot clamp
3. Boot
4. Inner socket
5. Boot clamp
6. SSPS valve (part of gear assembly)
7. Gear assembly
Disassembly
1. Remove outer socket locknut and outer socket
2. Remove boot clamps and boot.
3. Remove inner socket.
Inspection
INSPECTION AFT ...
Function information
Component Part Location
ENGINE COMPARTMENT
1. A/C compressor F3
2. Ambient sensor E211
3. Refrigerant pressure sensor E219
4. A/C relay (internal to IPDM E/R)
1. A/C compressor F3
2. Ambient sensor E211
3. Refrigerant pressure sensor E219
4. A/C relay (internal to IPDM E/R)
PASSENGER ...
The door open warning continues displaying, or does
not display
Description
• The door ajar warning is displayed even though all of the doors and the
trunk are closed.
• The door ajar warning is not displayed even though a door or the trunk is
ajar.
Diagnosis Procedure
1.CHECK BCM INPUT SIGNAL
Connect CONSULT-III and check the BCM input signals. ...