Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: U2152-81 Can Comm Err (adas Control Unit)
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC Detection Condition | |
|---|---|---|---|
| U2152-81 |
CAN comm err (ADAS control unit) [Controller area network communication error (Advanced driver assistant systems control unit)] |
Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | CAN communication signal | ||
| Threshold | If air bag diagnosis sensor unit detects an error signal that is received from ADAS control unit 2 via CAN communication | ||
| Diagnosis delay time | 2 seconds or more. | ||
POSSIBLE CAUSE
-
ADAS control unit 2
-
Air bag diagnosis sensor unit
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
CHECK DTC PRIORITY
If DTC U2152-81 is displayed with Network-DTC, first perform the trouble diagnosis for Network-DTC.
Is applicable DTC detected?
YES>>Perform diagnosis of applicable. Refer to DTC Index.
NO>>GO TO 2.
CHECK SELF DIAGNOSIS RESULT
CONSULT
-
Ignition switch ON.
-
Perform “Self diagnosis result” mode of “AIR BAG” using CONSULT.
Is malfunctioning part 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
WARNING:
-
Before servicing, ignition switch OFF, disconnect battery negative terminal, and wait at least 3 minutes or more. (To discharge backup capacitor.)
-
Never use unspecified tester or other measuring device.
CHECK DTC PRIORITY
If DTC U2152-81 is displayed with Network-DTC, first perform the trouble diagnosis for Network-DTC.
Is applicable DTC detected?
YES>>Perform diagnosis of applicable. Refer to DTC Index.
NO>>GO TO 2.
CHECK ADAS CONTROL UNIT 2 SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “ICC/ADAS 2”.
Is any DTC detected?
YES>>Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index.
NO>>Replace air bag diagnosis sensor unit. Refer to Removal and Installation.
Other materials:
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DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
B24A4-11
INTAKE SENSOR
(Intake sensor)
Diagnosis condition
Ignition switch ON
Signal (Terminal)
Intake sensor signal
Threshold
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