Purpose/Function
A 9.8-inch, single diaphragm type power brake unit has been adopted, achieving compatibility between high braking performance and excellent brake feeling.
Construction
The power brake unit cannot be disassembled. Therefore, if there is any malfunction in the power brake unit, replace the power brake unit without disassembling.

Operation
The depression force of the brake pedal is increased using the vacuum from the vacuum pump, and the force is transmitted to the master cylinder.
Master Cylinder Removal/Installation
Power Brake Unit InspectionClutch Cover Inspection [C66 M R]
1. Remove the clutch cover..
2. Perform the following procedures to inspect the clutch cover.
If it exceeds the maximum specification, replace the clutch cover..
a. Measure the wear of the diaphragm spring fingers.
Clutch cover diaphragm spring fingers maximum depth
0.6 ...
Audio Control Switch Operation
When the audio unit is turned on, operation of the audio unit from the steering
wheel is possible.
NOTE
Because the audio unit will be turned off under the following conditions,
the switches will be inoperable.
• When the ignition is switched off.
• When the power button on the audio uni ...
Back Up Light Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the front under cover No.2..
3. Remove the back-up light switch..
4. Verify that the continuity between the back-up light switch terminals is as
indicated in the table.
If not as indicated in the table, replace the back-up ...