Nissan Maxima Service and Repair Manual: Microphone signal circuit
Description
Voice signals are transmitted from the microphone to the Bluetooth control unit using the microphone signal circuits.
Diagnosis Procedure
1.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND MICROPHONE
- Turn ignition switch OFF.
- Disconnect Bluetooth control unit connector and microphone connector.
- Check continuity between Bluetooth control unit harness connector B126 (A) and microphone harness connector R7 (B)
- Check continuity between Bluetooth control unit harness connector B126 (A) and ground.
2.CHECK MICROPHONE POWER SUPPLY
- Connect Bluetooth control unit connector and microphone connector.
- Turn ignition switch ON.
- Check voltage between microphone harness connector R7 terminal 4 and ground.
3.CHECK MICROPHONE SIGNAL
Check signal between Bluetooth control unit harness connector B126 terminals 7 and 8.
Steering switch
Description
When one of the steering wheel audio control switches is pushed, the
resistance in steering switch circuit changes depending on which button is
pushed.
Diagnosis Procedure
1.CHECK S ...
Other materials:
ECU diagnosis information
BCM (BODY CONTROL MODULE)
Reference Value
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following
functions. Refer to the Signal Tech II
User Guide for additional information.
Activate and display TPMS transmitter IDs
Display tire pressure reported by the TPMS tran ...
Active trace control
The Integrated Dynamics-control Module is an
electric control module that includes the following
functions:
Active Trace Control
Active Engine Brake
Active Ride Control
This system senses driving based on the driver's
steering and acceleration/braking patterns, and
controls brake pres ...
Power supply and ground circuit
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.
Disconnect BCM.
Check voltage between BCM harness connector and ground.
3. CHECK GROUND CIRCUIT
Check continuit ...
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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