Nissan Maxima Service and Repair Manual: B2556 push-button ignition switch
Description
The switch that changes the power supply position. BCM maintains the power supply position status. BCM changes the power supply position with the operation of the push-button ignition switch.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
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Start the engine and wait for at least 100 seconds.
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Check "Self Diagnostic Result" with CONSULT.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to SEC-147, "Wiring Diagram" or SEC-128, "Wiring Diagram".
1.CHECK PUSH-BUTTON IGNITION SWITCH INPUT SIGNAL
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Turn ignition switch OFF.
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Disconnect push-button ignition switch harness connector.
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Check voltage between push-button ignition switch harness connector M38 terminal 4 and ground.
2.CHECK PUSH-BUTTON IGNITION SWITCH
Refer to SEC-47, "Component Inspection".
3.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
Inspection End.
4.CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT FOR SHORT
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Disconnect BCM harness connector and IPDM E/R harness connector.
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Check continuity between push-button ignition switch harness connector M38 terminal 4 and ground.
Component Inspection
1.CHECK PUSH-BUTTON IGNITION SWITCH
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Turn ignition switch OFF.
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Disconnect push-button ignition switch harness connector.
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Check continuity between push-button ignition switch terminals under the following conditions.
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
...
B2557 vehicle speed
Description
BCM receives the 2 vehicle speed signals via CAN
communication. One signal is transmitted by the "combination
meter". Another signal is transmitted by "ABS actuator and electric unit ...
Other materials:
U1243 display unit
DTC Logic
Diagnosis Procedure
1.CHECK DISPLAY UNIT POWER SUPPLY AND GROUND CIRCUIT
Check display unit power supply and ground circuit
2.CHECK CONTINUITY OF COMMUNICATION CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M142 and AV control unit
connector M163.
...
Horn
Description
Horn (high/low) is located inside of front bumper and
operates when theft warning system is in alarm phase.
Component Function Check
1.CHECK FUNCTION
Select HORN in "ACTIVE TEST" mode with CONSULT.
Check the horn (high/low) operation.
Diagnosis Pro ...
Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW\
1.CHECK SYMPTOM
Check the malfunction symptoms by performing the following items.
Interview the customer to obtain the malfunction information
(conditions and environment when the malfunction occurred).
Check the symptom.
2.SELF-DIAGNOSIS ( ...
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
0.0087