Nissan Altima 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

    Meter system
    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 ...

    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 commu ...

    Other materials:

    P0102, P0103 MAF sensor
    Description The mass air flow sensor (1) is placed in the stream of intake air. It measures the intake flow rate by measuring a part of the entire intake flow. The mass air flow sensor controls the temperature of the hot wire to a certain amount. The heat generated by the hot wire is reduced a ...

    How to select piston and bearing
    DESCRIPTION *For the service parts, the grade for fitting cannot be selected between a piston pin and a connecting rod. (Only 0 grade is available.) The information at the shipment from the plant is described as a reference. • The identification grade stamped on each part is the grade ...

    Diagnosis system (audio unit)
    Diagnosis Description Self-diagnosis mode can check the following items. • Audio unit hardware/software versions • Continuity of each speaker channel • Continuity of each audio unit switch OPERATION PROCEDURE 1. Turn ignition switch to the ACC position. 2. Turn the audio unit off. ...