Nissan Sentra Service Manual: U1117 Lost communication (ABS)
DTC Logic
DTC DETECTION LOGIC
| DTC | CONSULT screen terms [Trouble diagnosis content] | DTC detection condition | Possible causes |
| U1117 | LOST COMM (ABS) [Lost Communication With ABS] | When the ignition switch is ON, TCM is unable to receive the CAN communications signal from ABS actuator and electric unit (control unit) continuously for 2 seconds or more. |
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DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE WORK
If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
- Start the engine and wait for 5 seconds or more.
- Check the DTC.
Is “U1117” detected? YES >> Go to TM-159, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
For the diagnosis procedure, refer to LAN-16, "Trouble Diagnosis Flow Chart".
U1000 Can comm circuit
Description
CAN (Controller Area Network) is a serial communication line for real-time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excelle ...
P062F Eeprom
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P062F
EEPROM
(Internal Control Module EE ...
Other materials:
Diagnosis system (combination meter)
Description
COMBINATION METER SELF-DIAGNOSIS MODE
The information display, speedometer and tachometer can be checked in
self-diagnosis mode.
STARTING COMBINATION METER SELF-DIAGNOSIS MODE
NOTE:
Check combination meter power supply and ground circuits if
self-diagnosis mode does not star ...
Diagnosis system (bcm) (with intelligent
key system)
Common item
Common item : consult function (bcm -
common item)
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
Direct Diagnostic Mode
Description
ECU identification
The BCM part number is displayed.
Self Diagnostic Result
...
Washer motor circuit
Diagnosis Procedure
Regarding Wiring Diagram information, refer to WW-24, "Wiring Diagram - With
Intelligent Key" or WW-29,
"Wiring Diagram - Without Intelligent Key".
1. Check front washer motor fuse
Turn the ignition switch OFF.
Check that the following fuse is not b ...
