Nissan Murano: Security Control System :: Dtc/circuit Diagnosis / B260f Eng State Sig Lost
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC Detection Condition | |
|---|---|---|---|
| B260F |
ENG STATE SIG LOST (Engine state signal lost) |
Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | — | ||
| Threshold | BCM has not yet received the engine status signal from ECM when ignition switch is in the ON position. | ||
| Diagnosis delay time | — | ||
POSSIBLE CAUSE
-
Harness or connectors
(The CAN communication line is open or shorted.)
-
ECM
FAIL-SAFE
Inhibit engine cranking
CHECK DTC PRIORITY
If DTC B260F is displayed with DTC U1000 or U1010, first perform the trouble diagnosis for DTC U1000 or U1010.
Is applicable DTC detected?
YES>>Perform diagnosis of applicable. U1000: Refer to DTC Description. U1010: Refer to DTC Description.
NO>>GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Ignition switch ON and wait 2 seconds or more.
-
Select “Self Diagnostic Result” mode of “BCM”.
-
Check DTC.
Is DTC detected?
YES>>Refer to Diagnosis Procedure.
NO>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>Confirmation after repair: Inspection End.
CHECK DTC PRIORITY
If DTC B260F is displayed with DTC U1000 or U1010, first perform the trouble diagnosis for DTC U1000 or U1010.
Is applicable DTC detected?
YES>>Perform diagnosis of applicable. U1000: Refer to DTC Description. U1010: Refer to DTC Description.
NO>>GO TO 2.
INSPECTION START
-
Ignition switch ON.
-
Select “Self Diagnostic Result” mode of “BCM”.
-
Touch “ERASE”.
-
Perform DTC CONFIRMATION PROCEDURE for DTC B260F. Refer to DTC Confirmation Procedure.
Is DTC detected?
YES>>GO TO 3.
NO>>Inspection End.
REPLACE ECM
Replace ECM. Refer Removal and Installation.
>>
Inspection End.
B2608 Starter Relay
DTC Description
DTC DETECTION LOGICNOTE:
If DTC B2608 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to DTC Description...
B261e Vehicle Type
DTC Description
DTC DETECTION LOGICNOTE:
If DTC B261E is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to DTC Description...
Other information:
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