Other information:
   Brake Booster Operating Test 
For simply checking the brake booster operation, perform the following tests. 
1.
Run the engine for one or two minutes, and then stop 
it.Depress the pedal several times, and if the pedal stroke gradually 
decreases, the brake booster operates properly. If there ...
   
   Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the HO2S connector.
3.
Measure resistance between the HO2S terminals 1 and 2.
4.
Check that the resistance is within the specification.
Specification: Refer to “Specification”
Removal
1.
Turn the ignition switc ...