Nissan Sentra manuals

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.
  • ABS actuator and electric unit (control unit)
  • Harness or connector (CAN communication line is open or shorted)

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


  1. Start the engine and wait for 5 seconds or more.
  2. 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:

Wiring diagram
Can system Wiring Diagram ...

Brake pedal
Exploded View WITHOUT BRAKE PEDAL POSITION SWITCH Snap pin Brake pedal assembly Brake pedal pad Stop lamp switch Clip Clevis pin Apply multi-purpose grease. WITH BRAKE PEDAL POSITION SWITCH Snap pin Brake pedal assembly Brake pedal pad Brake pedal position switch ...

ECU diagnosis information
A/C AUTO AMP Reference Value VALUES ON THE DIAGNOSIS TOOL TERMINAL LAYOUT PHYSICAL VALUES DTC Inspection Priority Chart If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart. DTC Index *: Perform self ...

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