Nissan Rogue (T33) 2021-Present Service Manual: U2118-87 Can Comm Circuit
DTC Description
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms | DTC detection condition | ||
|---|---|---|---|---|
| U2118 | 87 | CAN communication error (Intelligent Key unit) | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | CAN communication signal | |||
| Threshold | Not receiving from intelligent key unit. | |||
| Diagnosis delay time | 2 seconds or more | |||
POSSIBLE CAUSE
-
CAN communication system
-
Intelligent key unit
FAIL-SAFE
Normal control
DTC CONFIRMATION PROCEDURE
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always ignition switch OFF and wait at least 10 seconds before conducting the next test.
>>
GO TO 2.
CHECK DTC DETECTION
With CONSULT
-
Ignition switch OFF to ON.
CAUTION:
Be sure to wait of 10 seconds after ignition switch OFF or ON.
-
Perform self-diagnosis for “CHASSIS CONTROL”.
Is DTC “U2118-87” detected?
YES>>Refer to Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: INSPECTION END
Diagnosis Procedure
PERFORM SELF-DIAGNOSIS
With CONSULT
-
Erase self-diagnosis result for “CHASSIS CONTROL”.
-
Ignition switch OFF and wait for 10 seconds or more.
-
Ignition switch ON.
-
Perform self-diagnosis for “CHASSIS CONTROL”.
Is DTC “U2118-87” detected?
YES>>GO TO 2.
NO>>INSPECTION END
CHECK INTELLIGENT KEY UNIT SYSTEM (1)
With CONSULT
-
Erase self-diagnosis result for “INTELLIGENT KEY”.
-
Ignition switch OFF and wait for 10 seconds or more.
-
Ignition switch ON.
-
Perform self-diagnosis for “INTELLIGENT KEY”.
Is DTC detected?
YES>>Check the DTC. Refer to DTC Index.
NO>>GO TO 3.
CHECK INTELLIGENT KEY UNIT SYSTEM (2)
-
Ignition switch OFF.
-
Disconnect intelligent key unit harness connector.
-
Check intelligent key unit harness connector terminals (CAN communication line) for damage or loose connection.
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair / replace harness, connector, or terminal. GO TO 4.
ERASE SELF-DIAGNOSIS RESULT
With CONSULT
-
Connect intelligent key unit harness connector.
-
Erase self-diagnosis result for “CHASSIS CONTROL”.
-
Ignition switch OFF and wait for 10 seconds or more.
>>
INSPECTION END
Other materials:
Type B. Precaution. Precautions
Precautions
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT
PRE-TENSIONER”, used along with a front seat belt, helps to reduce the
risk or severity of injury to the driver and ...
B20de-72 Ign Relay Off Circ
DTC Description
IPDM E/R operates the ignition relay when it receives an ignition ON signal from BCM via CAN communication.
Turn the ignition relay OFF by pressing the push-button ignition
switch once when the Nissan Ariya vehicle speed is 2.5 MPH (4 km/h) or
less.
Turn the igniti ...
P2b95 Cold Start Control
DTC Description
ECM controls fuel injection timing and fuel injection quantity when engine is started with the engine cold.This control promotes the activation of three way catalyst by heating the catalyst and reduces emissions.DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis co ...
