Nissan Sentra Service Manual: DTC/Circuit diagnosis
- U1000 CAN Comm circuit
- U1010 Control unit (CAN)
- B0001, B0002 Driver airbag module
- B0010, B0011 Passenger airbag module
- B0020 Side airbag module LH
- B0021 Side curtain air bag module LH
- B0028 Side airbag module RH
- B0029 Side curtain air bag module RH
- B0091 Front side air bag satellite sensor LH
- B0092 Rear side air bag satellite sensor LH
- B0093 FRont door satellite sensor LH
- B0094 Crash zone sensor
- B0096 Front side air bag satellite sensor RH
- B0097 Rear side air bag satellite sensor RH
- B0098 Front door satellite sensor RH
- B1428 Seat belt buckle switch LH
- B1429 Seat belt buckle switch RH
- B1430, B1432 Seat belt pre-tensioner LH
- B1431, B1433 Seat belt pre-tensioner RH
- B142A Ignition voltage
- B142X Collision detection
- B14XX Air bag diagnosis sensor unit
- B00A0 OCS System
- B00D5 Passenger air bag OFF Indicator
Intermittent incident
Inspection procedure
INTERMITTENT TROUBLE
An intermittent incident may have occurred in the past but is not being
detected currently. This DTC will not be
detected on SELF-DIAG [CURRENT], but may ...
U1000 CAN Comm circuit
Description
CAN (Controller Area Network) is a serial communication system for real time
application. It is an on-vehicle
multiplex communication system with high data communication speed and exc ...
Other materials:
Dtc/circuit diagnosis
Eco mode switch
Component function check
1. Check eco mode switch operation
Turn ignition switch on.
Check ECO mode indicator lamp turns ON/OFF on combination meter when
turn ECO mode switch ON/
OFF.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Proceed to DM ...
Troubleshooting guide
The system should respond correctly to all voice
commands without difficulty. If problems are encountered,
try the following solutions.
Where the solutions are listed by number, try
each solution in turn, starting with number 1, until
the problem is resolved.
Symptom
Solution
...
Dtc/circuit diagnosis
U1000 can comm circuit
DTC Logic
Dtc detection logic
Consult display
Dtc detection condition
Possible cause
Can comm circuit
[u1000]
Av control unit is not transmitting or receiving
can communication signal for 2 seconds or
more.
CAN communication system.
...
