Nissan Altima (L32) 2007-2012 Service Manual: Tachometer
System Diagram
System Description
The tachometer indicates engine speed in revolutions per minute (rpm).
The ECM provides an engine speed signal to the combination meter via CAN
communication lines.
Component Parts Location
1. Combination meter M24
2. IPDM E/R E17, E18, E201, F10
3. ECM E10
4. TCM F16
5. BCM M17, M18, M19, M21 (view with
instrument panel removed)
6. ABS actuator and electric unit (control
unit) E26
7. Fuel level sensor unit and fuel pump
(fuel level sensor) B42 (view with rear
seat and inspection hole cover removed)
8. Ambient sensor E211 (view of front
bumper fascia)
9. Oil pressure switch F41 (QR25DE)
(view with engine removed)
10. Oil pressure switch F41 (VQ35DE)
(view with engine removed)
11. Parking brake switch M73
(Sedan with M/T and Coupe)
(view with center console removed)
12. Parking brake switch E35
(Sedan with CVT)
(view with instrument lower cover LH
removed)
Component Description
System Diagram
System Description
The ABS actuator and electric unit (control unit) provides a vehicle speed
signal to the combination meter via
CAN communication lines.
Component Parts Locat ...
System Diagram
System Description
The engine coolant temperature gauge indicates the engine coolant
temperature.
The ECM provides an engine coolant temperature signal to the combination mete ...
Other materials: Regulatory information
FCC Regulatory information
CAUTION: To maintain compliance with
FCC’s RF exposure guidelines, use only
the supplied antenna. Unauthorized antenna,
modification, or attachments
could damage the transmitter and may
violate FCC regulations.
Operation is subject to the following two
condition ...
NISSAN Intelligent Key System
WARNING
Radio waves could adversely affect
electric medical equipment. Those
who use a pacemaker should contact
the electric medical equipment
manufacturer for the possible influences
before use.
The Intelligent Key transmits radio
waves when the buttons are pressed.
The FAA advises the ra ...
System maintenance
The two radar sensors 1 for the BSW and
RCTA systems are located near the rear
bumper. Always keep the area near the radar
sensors clean.
The radar sensors may be blocked by temporary
ambient conditions such as splashing
water, mist or fog.
The blocked condition may also be caused
by objects such ...