Nissan Sentra Service Manual: U1010 Control unit (CAN)
Description
Air bag diagnosis sensor performs self-tests on key ON. If CAN communication failure within control unit is detected, DTC is set.
DTC Logic
DTC DETECTION LOGIC
| CONSULT name | DTC | DTC detecting condition | Repair order |
| CAN CONTROL UNIT FAILURE | U1010 | CAN communication error is detected in control unit. | Refer to SRC-44, "Diagnosis Procedure". |
DTC CONFIRMATION PROCEDURE
1.PERFORM SELF-DIAGNOSIS
- Turn ignition switch ON.
- Using CONSULT, perform SELF DIAGNOSIS RESULTS of AIR BAG.
- Check if DTC is displayed in the self-diagnosis results.
Is DTC detected? YES >> Refer to SRC-44, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
Replace air bag diagnosis sensor unit. Refer to SR-28, "Removal and Installation".
>> Inspection End.
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 ...
B0001, B0002 Driver airbag module
Description
DTC B0001, B0002 DRIVER AIRBAG MODULE
The driver air bag module is dual stage and is wired to the air bag diagnosis
sensor unit through the spiral
cable. The air bag diagnosis sensor ...
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