Nissan Altima (L32) 2007-2012 Service Manual: Speedometer
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 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
COMBINATION METER
• Speedometer, odo/trip meter, tachometer, fuel gauge, engine coolant
temperature gauge and information
display are controlled by the unif ...
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
commu ...
Other materials: Seat belt warning light and chime
The driver and front passenger seat is
equipped with an enhanced seat belt reminder
function.
A visual and audible alert will operate at
speeds of approximately 9 mph (15 km/h)
or more under the following conditions:
If the driver seat belt is not fastened.
The front passenger’s seat belt is ...
Tachometer
5 inch (13 cm) Type A (if so equipped)
The tachometer indicates engine speed in
revolutions per minute (rpm).
Do not rev the engine into the red zone 1.
7 inch (18 cm) Type B (if so equipped)
CAUTION
When engine speed approaches the
red zone, shift to a higher gear or reduce
engine speed. Operati ...
Supplemental air bag warning labels
Warning labels about the supplemental
front-impact air bag system are placed in
the vehicle as shown in the illustration.
WARNING
Do not use a rear-facing child restraint
on a seat protected by an air bag in
front of it. If the air bag deploys, it may
cause serious injury or death.
Supplemental air ...