Nissan Maxima Service and Repair Manual: Power supply and ground circuit
POWER SUPPLY AND GROUND CIRCUIT AUDIO UNIT
AUDIO UNIT : Diagnosis Procedure
1.CHECK FUSES
Check that the following fuses are not blown.
2.POWER SUPPLY CIRCUIT CHECK
- Disconnect audio unit connector M133.
- Check voltage between the audio unit connector M133 and ground.
3.GROUND CIRCUIT CHECK
Inspect audio unit case ground.
SUBWOOFER AMP
SUBWOOFER AMP : Diagnosis Procedure
1.CHECK FUSE
Check for blown fuses.
2.CHECK POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect subwoofer amp connector.
- Check voltage between subwoofer amp harness connector and ground.
3.CHECK GROUND CIRCUIT
Check continuity between subwoofer amp harness connector and ground.
DISPLAY UNIT
DISPLAY UNIT : Diagnosis Procedure
1.CHECK FUSES
Check that the following fuses are not blown.
2.POWER SUPPLY CIRCUIT CHECK
- Turn ignition switch OFF.
- Disconnect display unit connector.
- Check voltage between the display unit and ground.
3.GROUND CIRCUIT CHECK
- Turn ignition switch OFF.
- Check continuity between display unit harness connector and ground.
BLUETOOTH CONTROL UNIT
BLUETOOTH CONTROL UNIT : Diagnosis Procedure
1.CHECK FUSE
Check that the following fuses of the Bluetooth control unit are not blown.
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between Bluetooth control unit harness connector and ground.
3.CHECK GROUND CIRCUIT
- Turn ignition switch OFF.
- Disconnect Bluetooth control unit connector B126.
- Check continuity between Bluetooth control unit harness connector and ground.
MICROPHONE
MICROPHONE : Diagnosis Procedure
1.CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE)
Check voltage between microphone harness connector and ground.
2.CHECK POWER SUPPLY CIRCUIT (CONTINUITY)
- Turn ignition switch OFF.
- Disconnect Bluetooth control unit and microphone connectors.
- Check continuity between microphone harness connector R7 (A) terminal 4 and Bluetooth control unit harness connector B126 (B) terminal 29.
- Check continuity between microphone harness connector R7 (A) terminal 4 and ground.
3.CHECK GROUND CIRCUIT
- Turn ignition switch OFF.
- Disconnect Bluetooth control unit and microphone connectors.
- Check continuity between Bluetooth control unit harness connector B126 (A) terminal 8 and microphone harness connector R7 (B) terminal 2.
Front door speaker
Description
The audio unit sends audio signals to the front door speakers using the front
door speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit and speake ...
Other materials:
B2601 shift position
Description
BCM confirms the shift position with the following 2
signals.
CVT selector lever
P position signal from IPDM E/R (CAN)
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B2601 is displayed with DTC
U1000, first perform the trouble diagnosis for DTC ...
Unit removal and installation
TRANSMITTER
Exploded View
Transmitter (tire pressure sensor)
O-ring
Valve stem nut
Valve core
Valve cap
Valve stem assembly : Parts that are
replaced as a set when the tire is replaced.
Removal and Installation
REMOVAL
Remove road wheel and tire assembly using power t ...
Key slot
Description
Detects whether Intelligent Key is inserted.
Immobilizer antenna amp checks Intelligent Key transponder.
Component Function Check
1. CHECK FUNCTION
With CONSULT
Check KEY SW -SLOT in Data Monitor mode with CONSULT.
Diagnosis Procedure
1. CHECK KEY SLOT POWER SUPPLY CIRCU ...
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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