Mazda 3 manuals

Mazda 3 Service Manual: Vehicle Speed Sensor (VSS) Inspection [FS5 A EL]

Mazda 3 Service Manual / Engine / Control / Sensors, Switches, Relays / Vehicle Speed Sensor (VSS) Inspection [FS5 A EL]

On-Vehicle Inspection

1. Inspect the power supply circuit for the VSS.

a. Remove the insulator from the transaxle.


b. Disconnect the VSS connector.


c. Switch the ignition to ON (engine off).

d. Measure the voltage at VSS connector terminal A (harness-side).


e. Switch the ignition to off.

f. Connect the VSS connector.

2. Inspect the GND circuit for the VSS.

a. Switch the ignition to off.

b. Measure the voltage at VSS connector terminal C (harness-side).


3. Inspect the signal circuit for the VSS.

a. Connect the oscilloscope to the following TCM connector terminals and set it as below.

b. Start the engine.

c. Measure the wave form when the following conditions are met.


Knock Sensor (Ks) Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the plug hole plate.. 4. Remove the intake manifold.. 5. Disconnect the KS connector. 6. Remove the KS. ...

Vehicle Speed Sensor (VSS) Removal/Installation [FS5 A EL]
CAUTION: If foreign materials are stuck to the sensor, disturbance by magnetic flux can cause sensor output to be abnormal and thereby negatively affect control. Make sure that foreign m ...

Other materials:

Pre-programming the HomeLink System
NOTE It is recommended that a new battery be placed in the hand-held transmitter of the device being programmed to HomeLink for quicker training and accurate transmission of the radio-frequency signal. Verify that there is a remote control transmitter available for the device you would ...

DSC Off Switch Removal/Installation
1. Remove the switch panel in the direction of the arrow shown in the figure. 2. Disconnect the connector. 3. Remove the DSC OFF switch in the direction of the arrow (2) shown in the figure while pressing the tabs in the direction of the arrow (1). 4. Remove the DSC OFF switch. 5. ...

Trunk Lid Stay Damper Disposal
NOTE: The gas in the trunk lid stay damper is colorless, odorless, and non-toxic. 1. Wear protective eye wear. 2. Lay the trunk lid stay damper flat. 3. Hacksaw 2—3 mm {0.08—0.11 in} into the trunk lid stay damper using a hacksaw, and allow the gas to escape from the trunk li ...

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