Visual Inspection
1. Remove the VSS. (See VEHICLE SPEEDOMETER SENSOR (VSS) REMOVAL/INSTALLATION.)
2. Make sure that the sensor is free of any metallic shavings or particles.
3. Install the VSS. (See VEHICLE SPEEDOMETER SENSOR (VSS) REMOVAL/INSTALLATION.)
Wave profile Inspection
1. Remove the PCM. (See PCM REMOVAL/INSTALLATION.)
2. Connect WDS or equivalent to DLC connector.
3. Connect osilloscope test leads to the following PCM connector terminals.
4. Start the engine.
5. Monitor VSS PID.
6. Inspect wave profile.
- If wave profile or voltage are out of specifications, carry out the Open Circuit Inspection or Short Circuit Inspection
Power Supply Voltage Inspection
1. Disconnect the VSS connector.
2. Turn the ignition switch to ON.
3. Measure voltage at VSS connector terminal B (wiring harness side).
Specification
4.5-5.5 V
Open Circuit Inspection
Inspect the following circuit for open.
Short Circuit Inspection
Inspect the following circuit for short.
Sensor Rotor Inspection
1. Remove the VSS. (See VEHICLE SPEEDOMETER SENSOR (VSS) REMOVAL/INSTALLATION.)
2. Shift the selector lever to N position.
3. Inspect sensor rotor surface via VSS installation hole while rotating the front tire manually.
(1) Is sensor rotor free of damage and cracks?
(2) Is sensor rotor free of any metallic shavings or particles?
- If sensor rotor is okay, replace the VSS.
- If there is a problem, clean or replace the sensor rotor.
Mazda 6 Service Manual: Foot Brake
This vehicle has power-assisted brakes that adjust automatically through normal
use.
Should power-assist fail, you can stop by applying greater force than normal
to the brake pedal. But the distance required to stop will be greater than usual.
WARNING
Do not coast with the engine stalled or t ...
Mazda 6 Service Manual: Sst
Some Ford SST or equivalent are used as SSTs necessary for
engine repair. Note that these SSTs are marked with Ford SST
numbers.
Note that a Ford SST number is written together with a
corresponding Mazda SST number as shown below.
Example (section ST)
Example (except section ST)
...