Nissan Rogue Service Manual: U1050, U1051 LIN communication
DTC Description
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
| U1050 | LIN COMMUNICATION [LIN (Local Interconnect Network) communication)] | ECM detects LIN communication error. |
| U1051 |
POSSIBLE CAUSE
- Harness or connectors (LIN communication circuit is open or shorted.)
- Generator
- ECM
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted. always perform the following procedure before conducting the next test.
- Turn ignition switch OFF and wait at least 10 seconds.
- Turn ignition switch ON.
- Turn ignition switch OFF and wait at least 10 seconds.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
- Turn ignition ON and wait at least 10 seconds.
- Check DTC.
Is DTC detected? YES >> Proceed to EC-175, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK LIN COMMUNICATION CIRCUIT
- Turn ignition switch OFF.
- Disconnect ECM harness connector and generator harness connector.
- Check the continuity between ECM harness connector and generator harness connector.
- Also check harness for short to power and short to ground.
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace error-detected parts.
2.REPLACE GENERATOR
- Replace generator. Refer to CHG-20, "Removal and Installation".
- Erase DTC.
- Perform DTC confirmation procedure again. Refer to EC-175, "DTC Description".
Is DTC detected again? YES >> Replace ECM. Refer to EC-499, "Removal and Installation".
NO >> INSPECTION END
U1044 ENG comm circuit
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
U1044
ENG COMM CIRCUIT
(Engine communication circu ...
P0011 IVT control
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0011
INT/V TIM CONT-B1
(″A″ Camshaft ...
Other materials:
U110f lost communication (ECM)
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U110F
LOST COMM (ECM)
(Lost Communication With ECM)
When the ignition switch is ON, TCM is unable to receive the CAN
communications
signal from ...
Abbreviations
Abbreviation List
The following ABBREVIATIONS are used:
...
Preparation
Commercial Service Tool
Tool name
Description
Ball joint remover
Removing wheel stud
Power tools
Loosening nuts, screws, and bolts
...
