Nissan Maxima Service and Repair Manual: B261A push-button ignition switch
Description
IPDM E/R transmits the push-button ignition switch status via CAN communication to BCM. BCM receives push-button ignition switch status by hardwire input. BCM compares the 2 signals for mismatch.
DTC Logic
DTC DETECTION LOGIC
NOTE:
- If DTC B261A is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to PCS-44, "DTC Logic".
- If DTC B261A is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to PCS-45, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
- Press the push-button ignition switch under the following conditions and wait for at least 1 second.
- CVT selector lever is in the P position
- Do not depress brake pedal.
- Check "Self diagnostic result" with CONSULT.
Diagnosis Procedure
1. CHECK PUSH-BUTTON IGNITION SWITCH OPERATION
Press push-button ignition switch and check if it turns to ON.
2. CHECK IGNITION SWITCH OUTPUT SIGNAL (IPDM E/R)
- Turn ignition switch OFF.
- Disconnect push-button ignition switch.
- Check voltage between IPDM E/R harness connector and ground.
3. CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (IPDM E/R)
- Disconnect IPDM E/R and BCM.
- Check continuity between IPDM E/R harness connector (A) and push-button ignition switch harness connector (B).
- Check continuity between IPDM E/R harness connector and ground.
4. CHECK IGNITION SWITCH OUTPUT SIGNAL (BCM)
- Disconnect push-button ignition switch.
- Check voltage between BCM harness connector and ground.
5. CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (BCM)
- Disconnect BCM and IPDM E/R.
- Check continuity between BCM harness connector and push-button ignition switch harness connector.
- Check continuity between BCM harness connector and ground.
B2618 BCM
Description
BCM controls the various electrical components and simultaneously supplies
power according to the power
supply position.
BCM checks the power supply position internally.
DTC Logic ...
Power supply and ground circuit
BCM
BCM : Diagnosis Procedure
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are blown.
2. CHECK POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnec ...
Other materials:
Operating tips
When the engine coolant temperature and
outside air temperature are low, the air flow
from the foot outlets may not operate for a
maximum of 150 seconds. However, this is
not a malfunction. After the coolant temperature
warms up, air flow from the foot outlets
will operate normally.
...
TCS
System Diagram
System Description
Traction Control System is a function that electronically controls
engine torque and brake fluid pressure to
ensure the optimum slippage ratio at drive wheels by computing wheel speed
signals from 4 wheel sensors.
When ABS actuator and electric u ...
Subwoofer
Removal and Installation
Subwoofer (LH)
Subwoofer (RH)
Subwoofer screws
Subwoofer connectors
REMOVAL
Remove the rear parcel shelf finisher. Refer to INT-28, "Removal
and Installation".
Remove the subwoofer screws.
Pull out the subwoofer, disconnect the harness con ...
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
0.0206