Nissan Maxima Service and Repair Manual: B2193 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 starts the communication with ECM if ignition switch is turned ON.
DTC Logic
DTC DETECTION LOGIC
NOTE:
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If DTC B2193 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-29, "DTC Logic".
-
If DTC B2193 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-30, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
-
Turn ignition switch ON under the following conditions:
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CVT selector lever is in the P or N position.
-
Do not depress brake pedal.
-
-
Check "Self Diagnostic Result" with CONSULT.
Diagnosis Procedure
1.REPLACE BCM
-
Replace BCM. Refer to BCS-79, "Removal and Installation".
-
Perform initialization with CONSULT.
For initialization, refer to CONSULT Immobilizer mode and follow the on-screen instructions.
B2192 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 st ...
B2555 stop lamp
Description
BCM detects the stop lamp status and confirms the stop
lamp switch ON/OFF status. BCM confirms the
engine start condition according to the stop lamp switch ON/OFF status.
DTC Logic
...
Other materials:
Wiring diagram
ENGINE CONTROL SYSTEM
Wiring Diagram
...
Rear Cross Traffic Alert (RCTA) (if so equipped)
WARNING
Failure to follow the warnings and instructions
for proper use of the RCTA system
could result in serious injury or death.
The RCTA system is not a replacement
for proper driving procedures and is not
designed to prevent contact with vehicles
or objects. When backing out of a
...
Horn function
Description
Perform answer-back for each operation with horn.
Component Function Check
1. CHECK FUNCTION
Select HORN in "ACTIVE TEST" mode with CONSULT.
Check the horn (high/low) operation.
Diagnosis Procedure
1. CHECK HORN FUNCTION
Check horn function with horn switch
2. CHECK ...
Nissan Maxima Owners Manual
- Illustrated table of contents
- Safety-Seats, seat belts and supplemental restraint system
- Instruments and controls
- Pre-driving checks and adjustments
- Monitor, climate, audio, phone and voice recognition systems
- Starting and driving
- In case of emergency
- Appearance and care
- Do-it-yourself
- Maintenance and schedules
- Technical and consumer information
Nissan Maxima Service and Repair Manual
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