Nissan Altima 2007-2012 Service Manual: Power supply and ground circuit

B26e1 no reception of engine status signal
Description BCM receives the engine status signal from ECM via CAN communication. DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B26E1 is displayed with DTC U1000, first perform the trouble diag ...

BCM
Diagnosis Procedure 1. CHECK FUSE AND FUSIBLE LINK Check if the following BCM fuse or fusible link are blown. Is the fuse or fusible link blown? YES >> Replace the blown fuse or fusible l ...

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Precaution
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 dr ...

Relay control system
System Diagram System Description IPDM E/R activates the internal control circuit to perform the relay ON-OFF control according to the input signals from various sensors and the request signals received from control units via CAN communication. CAUTION: IPDM E/R integrated relays cannot ...

Variable induction air system
System Diagram System Description INPUT/OUTPUT SIGNAL CHART *: ECM determines the start signal status by the signals of engine speed and battery voltage. SYSTEM DESCRIPTION In the medium speed range, the ECM sends the ON signal to the VIAS control solenoid valve. This signal introdu ...