1. Disconnect the brake fluid level sensor connector from the master cylinder.
2. Inspect for continuity according to fluid level between the brake fluid level sensor terminals.

If not as indicated in the table, replace the reserve tank.

Brake Switch InspectionRear Bumper Removal/Installation
4SD
1. Disconnect the negative battery cable..
2. Remove the rear combination light..
3. Remove the fastener A and screw B.
4. Remove the rear splash shield..
5. Remove the screws C.
6. Remove the bolts D.
7. Affix the protective tape to the position shown in the figure.
...
Intermediate Sensor 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 materials such as iron filings are not stuck to the sensor
during installation.
1. Perform t ...
Wheel Hub Component Inspection
Wheel Bearing Excessive Play Inspection
1. Remove the brake caliper component and disc plate..
2. Install the magnetic base and dial gauge as shown in the figure and measure
the wheel bearing axial excessive play.
If it exceeds the maximum specification, replace the wheel hub compon ...