Nissan Altima 2007-2012 Service Manual: P0500 VSS

Description

The vehicle speed signal is sent to the combination meter from the “ABS actuator and electric unit (control unit)” via the CAN communication line. The combination meter then sends a signal to the ECM via the CAN communication line.

DTC Logic

DTC DETECTION LOGIC

NOTE: • If DTC P0500 is displayed with DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX.

Refer to EC-1179, "DTC Logic".

• If DTC P0500 is displayed with DTC P0607, first perform the trouble diagnosis for DTC P0607. Refer to EC-1378, "DTC Logic".

DTC CONFIRMATION PROCEDURE

1.INSPECTION START

Will CONSULT-III be used? Will CONSULT-III be used? YES >> GO TO 2.

NO >> GO TO 5.

2.PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next test.

1. Turn ignition switch OFF and wait at least 10 seconds.

2. Turn ignition switch ON.

3. Turn ignition switch OFF and wait at least 10 seconds.

>> GO TO 3.

3.CHECK VEHICLE SPEED SIGNAL

NOTE: This procedure may be conducted with the drive wheels lifted in the shop or by driving the vehicle. If a road test is expected to be easier, it is unnecessary to lift the vehicle.

1. Start engine (ESP switch OFF).

2. Read “VHCL SPEED SE” in “DATA MONITOR” mode with CONSULT-III. The vehicle speed on CONSULT- III should exceed 10 km/h (6 MPH) when rotating wheels with suitable gear position.

Is the inspection result normal? YES >> GO TO 4.

NO >> Go to EC-1366, "Diagnosis Procedure".

4.PERFORM DTC CONFIRMATION PROCEDURE

1. Select “DATA MONITOR” mode with CONSULT-III.

2. Warm engine up to normal operating temperature.

3. Maintain the following conditions for at least 50 consecutive seconds.

CAUTION: Always drive vehicle at a safe speed.

4. Check 1st trip DTC.

Is 1st trip DTC detected? YES >> Go to EC-1366, "Diagnosis Procedure".

NO >> INSPECTION END

5.PERFORM COMPONENT FUNCTION CHECK

Perform Component Function Check. Refer to EC-1366, "Component Function Check".

Use component function check to check the overall function of the vehicle speed signal circuit. During this check, a 1st trip DTC might not be confirmed.

Is the inspection result normal? YES >> INSPECTION END

NO >> Go to EC-1366, "Diagnosis Procedure".

Component Function Check

1.PERFORM COMPONENT FUNCTION CHECK

1. Lift up drive wheels.

2. Start engine.

3. Read vehicle speed signal in Service $01 with GST.

The vehicle speed signal on GST should be able to exceed 10 km/h (6 MPH) when rotating wheels with suitable gear position.

Is the inspection result normal? YES >> INSPECTION END

NO >> Go to EC-1366, "Diagnosis Procedure".

Diagnosis Procedure

1.CHECK DTC WITH “ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)”

Refer to BRC-12, "CONSULT-III Function (ABS)".

Is the inspection result normal? YES >> GO TO 2.

NO >> Repair or replace malfunctioning part.

2.CHECK COMBINATION METER FUNCTION

Refer to MWI-38, "CONSULT-III Function (METER/M&A)".

>> INSPECTION END

    P0462, P0463 Fuel level sensor
    Description The fuel level sensor is mounted in the fuel level sensor unit. The sensor detects a fuel level in the fuel tank and transmits a signal to the combination meter. The combination met ...

    P0506 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 actuat ...

    Other materials:

    TCM branch line circuit
    Diagnosis Procedure INSPECTION PROCEDURE 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side). - TCM - Harnes ...

    Brake precautions
    Vacuum assisted brakes The brake booster aids braking by using engine vacuum. If the engine stops, you can stop the vehicle by depressing the brake pedal. However, greater foot pressure on the brake pedal will be required to stop the vehicle and stopping distance will be longer. Using the b ...

    P0776 pressure control solenoid B performance (sec pressure solenoid valve)
    Description The pressure control solenoid valve B (secondary pressure solenoid valve) regulates the secondary pressure to suit the driving condition in response to a signal sent from the TCM. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE CAUTION: Always drive vehicle at a saf ...