Nissan Altima 2007-2012 Service Manual: Function diagnosis

Mixture ratio self-learning value clear
Description This describes how to erase the mixture ratio self-learning value. For the actual procedure, follow the instructions in “Diagnosis Procedure”. Special Repair Requirement 1.START ...

Engine control system
System Diagram System Description ECM performs various controls such as fuel injection control and ignition timing control. Component Parts Location 1. Intake valve timing control solenoid ...

Other materials:

P0441 evap control system
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0441 is displayed with other DTC such as P2122, P2123, P2127, P2128 or P2138, first perform trouble diagnosis for other DTC. In this evaporative emission (EVAP) control system, purge flow occurs during non-closed throttle conditions. Purge vo ...

Precaution
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 driver and front ...

P1777 step motor
Description The step motor changes the step with turning 4 coils ON/OFF according to the signal from TCM. As a result, the flow of line pressure to primary pulley is changed and pulley ratio is controlled DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE CAUTION: Always drive v ...