Nissan Sentra Service Manual: U1010 Control unit (CAN)
Description
Initial diagnosis of ABS actuator and electric unit (control unit)
DTC Logic
DTC DETECTION LOGIC
| DTC | Items (CONSULT screen terms) | DTC detection condition | Possible cause |
| U1010 | CONTROL UNIT (CAN) | When detecting error during the initial diagnosis of CAN controller of ABS actuator and electric unit (control unit). | ABS actuator and electric unit (control unit) |
DTC CONFIRMATION PROCEDURE
1.PERFORM SELF-DIAGNOSIS
With CONSULT.
-
Turn ignition switch ON.
-
Perform self diagnostic result.
Is DTC U1010 detected? YES >> Proceed to diagnosis procedure. Refer to BRC-89, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.REPLACE ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Replace ABS actuator and electric unit (control unit). Refer to BRC-110, "Removal and Installation".
>> Inspection End.
U1002 System comm (CAN)
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
U1002
SYSTEM COMM(CAN)
When ABS actuator and electric unit (control unit) ...
Parking brake switch
Component Function Check
1.CHECK PARKING BRAKE SWITCH OPERATION
Check that brake warning lamp in combination meter turns ON/OFF
when parking brake is actuated.
Is the inspection result normal?
...
Other materials:
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW CUSTOMER
Interview the customer to obtain as much information as possible about the
conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2.SYMPTOM CHECK
Verify symptoms.
...
General Precautions
Always use a 12 volt battery as power source.
Do not attempt to disconnect battery cables while engine is
running.
Before connecting or disconnecting the ECM harness connector,
turn ignition switch OFF and disconnect negative battery
cable. Failure to do so may damage the ECM because
...
Precaution for work
When removing or disassembling each component, be careful not to damage
or deform it. If a component
may be subject to interference, be sure to protect it with a shop cloth.
When removing (disengaging) components with a screwdriver or similar
tool, be sure to wrap the component
with a ...