Nissan Maxima Service and Repair Manual: Communication signal circuit
Description
Detects door open/close condition.
Diagnosis Procedure
1.CHECK FRONT DOOR SWITCH INPUT SIGNAL
- Turn ignition switch OFF.
- Disconnect sunshade motor assembly connector.
- Turn ignition switch ON.
- Check signal between sunshade motor assembly harness connector and ground with oscilloscope.
2.CHECK COMMUNICATION SIGNAL CIRCUIT
- Turn ignition switch OFF.
- Disconnect sunroof motor assembly connector.
- Check continuity between sunshade motor assembly harness connector (A) and sunroof motor assembly harness connector (B).
- Check continuity between sunshade motor assembly harness connector and ground.
Power supply and ground circuit
BCM
BCM : Diagnosis Proce
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are blow
2. CHECK POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect BCM. ...
Sunroof switch
Description
Transmits switch operation signal to sunroof motor assembly.
Diagnosis Procedure
1.CHECK SUNROOF SWITCH INPUT SIGNAL
Turn ignition switch ON.
Check voltage between sunroof mot ...
Other materials:
C1729 vehicle speed signal
Description
The vehicle speed signal is not being detected by the BCM.
DTC Logic
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
&nb ...
P0448 evap canister vent control valve
Description
The EVAP canister vent control valve is located on the EVAP canister
and is used to seal the canister vent.
This solenoid valve responds to signals from the ECM. When the
ECM sends an ON signal, the coil in the solenoid valve is energized.
A plunger will then move to seal ...
Before starting the engine
Make sure the area around the vehicle is
clear.
Check fluid levels such as engine oil, coolant,
brake fluid, and window washer fluid as
frequently as possible, or at least whenever
you refuel.
Check that all windows and lights are clean.
Visually inspect tires for their appearance
...
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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