Nissan Rogue (T33) 2021-Present Service Manual: U2259 Can Comm Circuit
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | ||
| U2259 | 87 |
CAN comm err (steering control unit) [CAN comm err (steering control unit)] |
Diagnosis condition | Ignition switch ON |
| Signal (terminal) | CAN communication signal | |||
| Threshold | ECM is not receiving CAN communication signal other than OBD (emission related diagnosis). | |||
| Diagnosis delay time | 2 seconds or more | |||
POSSIBLE CAUSE
-
Harness or connectors (CAN communication line is open or shorted)
-
EPS control unit
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
CHECK DTC PRIORITY
If DTC U2259 is displayed with DTC P0607, first perform the confirmation procedure (trouble diagnosis) for DTC P0607.
Is DTC P0607 detected?
YES>>Proceed to DTC Description.
NO>>GO TO 2.
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.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 11 V at idle.
>>
GO TO 3.
PERFORM DTC CONFIRMATION PROCEDURE
-
Turn ignition switch ON and wait at least 3 seconds.
-
Check 1st trip DTC.
Is DTC U2259 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
CHECK DTC PRIORITY
If DTC U2259 is displayed with DTC P0607, first perform the confirmation procedure (trouble diagnosis) for DTC P0607.
Is DTC P0607 detected?
YES>>Proceed to DTC Description.
NO>>Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.
Other materials:
Telematics System. System Description
Component Parts
With 8" Color Display
Component Parts Location
No. Component Function
1.
Telematics switch
Refer to Telematics Switch.
2.
Microphone
Refer to Microphone.
3.
Air bag diagnosis sensor unit
Provides TCU with the car crash information signal via C ...
Readiness for Inspection/Maintenance (I/M) test
WARNING
A vehicle equipped with All-Wheel Drive (AWD) should never be tested using a two-wheel dynamometer (like those used by some emissions testing facilities) or similar equipment. Inform the test personnel ahead of time if your vehicle is AWD, as many Nissan Rogue models are.
Using incorrect t ...
Basic Inspection. Fusible Link Inspection
How To Check
A melted fusible link can be detected either by visual inspection or
by feeling with finger tip. If its condition is questionable, use
circuit tester or test lamp.
Fusible link
CAUTION:
If fusible link should melt, it is possible that crit ...
