Nissan Altima 2007-2012 Service Manual: Basic inspection
Diagnosis and repair workflow
Work Flow
INTRODUCTION
The TCM receives a signal from the vehicle speed sensor, PNP switch and
provides shift control or lock-up
control via CVT solenoid valves.
The TCM also communicates wit ...
Other materials:
On-vehicle repair
BATTERY
Removal and Installation
REMOVAL
1. Remove air duct (front). Refer to EM-25, "Removal and Installation" QR25DE
models, EM-129, "Removal
and Installation" VQ35DE models.
2. Loosen battery terminal nuts, and disconnect both battery terminals.
CAUTION:
When disc ...
Multiport fuel injection system
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*1: This sensor is not used to control the engine system under normal
conditions.
*2: This signal is sent to the ECM through CAN communication line.
*3: ECM determines the start signal status by the signals of engine speed and ...
P0507 ISC System
Description
The ECM controls the engine idle speed to a specified level via the fine
adjustment of the air, which is let into
the intake manifold, by operating the electric throttle control actuator. The
operating of the throttle valve is varied
to allow for optimum control of the engine idli ...