Nissan Sentra Service Manual: SRS airbag control system
- Precaution
- System description
- ECU diagnosis information
- Wiring diagram
- Basic inspection
- DTC/Circuit diagnosis
- Symptom diagnosis
Top tether strap child restraint
Removal and Installation
The top tether strap child restraint system components (1) are part of
the vehicle structure and are not serviceable.
...
Precaution
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Other materials:
C1609 Vehicle speed signal
DTC Logic
Dtc detection logic
DTC
Display item
Malfunction detected condition
Possible cause
C1609
CAN VHCL SPEED
Malfunction is detected in vehicle speed signal that
is output from abs actuator and electric unit (control
unit) via can communication. ...
A-bag branch line circuit
Diagnosis procedure
Warning:
Always observe the following items for preventing accidental
activation.
Before servicing, turn ignition switch off, disconnect battery
negative terminal, and wait 3 minutes
or more. (To discharge backup capacitor.)
Never use unspecified tester or other me ...
Dtc/circuit diagnosis
Power supply and ground circuit
Audio unit
AUDIO UNIT : Diagnosis Procedure
Regarding wiring diagram information, refer to av-88, "wiring diagram".
1.Check fuse
Check that the following fuses are not blown.
Are the fuses blown?
Yes >> replace the blown fuse after repairing ...
