Nissan Altima (L32) 2007-2012 Service Manual ≻ Meter, warning lamp & indicator ≻ Function diagnosis ≻ Meter system ≻ Tachometer

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

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 Locat ...

Engine coolant temperature gauge

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:

System operation
The system informs with a visual and audible alert of rear obstacles when the shift lever is in the R (Reverse) position. The system is deactivated at speeds above 6 mph (10 km/h). It is reactivated at lower speeds. The intermittent tone will stop after 3 seconds when an obstacle is detected by on ...

Voice commands
Voice commands can be used to operate the Bluetooth Hands-Free Phone System. Press and hold thebutton for less than 1.5 seconds to bring up the phone command menu. The commands available are: Call <name> Dial <number> Recent Calls Read/Send Text (if so equipped) Siri (if so equipp ...

Active noise cancellation/Active sound enhancement (if so equipped)
Active noise cancellation Front Microphone This system uses microphones 1 located inside the vehicle to detect engine booming noise. The system then automatically generates a noise cancelling sound through the speakers and woofer (if so equipped) to reduce engine booming noise. NOTE: To operate the ...