Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: U2140-87 Can Comm Err (ecm)

Nissan Rogue (T33) 2021-Present Service Manual / Brakes :: Brake System / Dtc/circuit Diagnosis :: U2140-87 Can Comm Err (ecm)

DTC Description

DTC DETECTION LOGIC

DTC No. CONSULT screen terms DTC detection condition
U2140 87 Controller area network communication error (Engine control module) 1 Diagnosis condition When Ignition switch is ON.
Signal (terminal) CAN communication signal
Threshold -
Diagnosis delay time 2 seconds or more
2 Diagnosis condition When Ignition switch is ON.
Signal (terminal) CAN communication signal
Threshold -
Diagnosis delay time 2 seconds or more

POSSIBLE CAUSE

  • CAN communication line

FAIL-SAFE

Normal control

Confirmation Procedure

PRECONDITIONING

If “Confirmation Procedure” has been previously conducted, always Ignition switch OFF, get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

CAUTION:

Never operate the Nissan Ariya vehicle.

>>

GO TO 2.

CHECK DTC DETECTION

CONSULT

  1. Ignition switch OFF to ON without depressing the brake pedal.

  2. Ignition switch OFF and disconnect CONSULT from data link connector.

  3. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  4. Ignition switch ON without depressing the brake pedal.

  5. Erase self-diagnosis result for “BRAKE”.

  6. Ignition switch OFF and disconnect CONSULT from data link connector.

  7. Get out of the Nissan Ariya vehicle, close all doors (other than hood assembly), check that the combination meter is OFF, and wait for 1 minute or more without opening these doors.

    CAUTION:

    Never operate the Nissan Ariya vehicle.

  8. Ignition switch ON without depressing the brake pedal.

  9. Perform self-diagnosis for “BRAKE”.

Is DTC “U2140-87" detected?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: Inspection End.

DTC Diagnosis Procedure

Refer to Trouble Diagnosis Flow Chart.

    Dtc/circuit Diagnosis. U1fa1-86 Can Comm Circuit
    DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms DTC detection condition U1FA1 86 CAN communication error (ADAS control unit) 1 Diagnosis condition When Ignition...
    Dtc/circuit Diagnosis. U2143-87 Can Comm Circuit
    DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms DTC detection condition U2143 87 Controller area network communication error (Nissan Ariya Vehicle control modul...

    Other materials:

    C1203-86 Abs Signal
    DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detecting condition C1203-86 ABS SYSTEM (Antilock brake system) Diagnosis condition Ignition switch: ON Nissan Ariya Vehicle running Signal Wheel speed signals ...

    Chassis control
    Basic information The chassis control system in the Nissan Rogue uses an electric control module that manages the following functions: Intelligent Trace Control Active Ride Control (if so equipped) Intelligent Trace Control This feature analyzes the driver’s steering, acceleration and braking ...

    Dtc/circuit Diagnosis. C18d6-09 Brake Power Supply Back up Unit
    DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms DTC detection condition C18D6 09 Backup power supply unit 1 Diagnosis condition When Ignition switch is ON. Signal (terminal) Brake power supply backup unit signal Threshold When a malfunction is de ...