Nissan Maxima Service and Repair Manual: B260f engine status

Description

BCM receives the engine status signal from ECM via CAN communication.

DTC Logic

DTC DETECTION LOGIC

NOTE:

• If DTC B260F is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-29, "DTC Logic".

• If DTC B260F is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-30, "DTC Logic".

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

1.  Turn ignition switch ON under the following conditions.

   •  CVT selector lever is in the P position.

   •  Do not depress the brake pedal.

2.  Check "Self diagnostic result" with CONSULT.

Diagnosis Procedure

1.INSPECTION START

1.  Turn ignition switch ON.

2.  Check "Self diagnostic result" with CONSULT.

3.  Touch "ERASE".

4.  Perform DTC Confirmation Procedure.

   See SEC-65, "DTC Logic".

2.REPLACE ECM

1.  Replace ECM.

2.  Go to EC-17, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description".

3.  Inspection End.