
Brake Booster
Tests
Functional Test
1 .
With the engine stopped, depress the brake pedal
several times, then depress the pedal hard and hold
that pressure for 15 seconds. If the pedal sinks, the
master cylinder, brake line or a brake caliper is
faulty.
2.
Start the engine with the pedal depressed. If the
pedal sinks slightly, the vacuum booster is work-
ing. If the pedal height does not vary, the booster or
check valve is faulty.
Leak Test
1 .
2.
Depress the brake pedal with the engine running,
then stop the engine. If the pedal height does not
vary while depressed for 30 seconds, the vacuum
booster is OK. If the pedal rises, the booster is
faulty.
CAUTION: Do not try to disassemble the booster.
Replace the booster assembly with a new one.
With the engine stopped, depress the brake pedal
several times using normal pressure. When the
pedal is first depressed, it should be low. On con-
secutive applications, pedal height should gradual-
ly rise. If the pedal position does not vary, check
the booster check valve.
Check Valve Test
1 .
Disconnect the brake booster vacuum hose at the
booster.
2. Start the engine and let it idle. There should be
vacuum available. If no vacuum is available, the
check valve is not working correctly.
Replace the check valve and retest.
CHECK VALVE
VACUUM
HOSE
19-14
Содержание Acura NSX 1991
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Страница 22: ...Special Tools Individual tool lists are located at the front of each section ...
Страница 23: ...Specifications Standards and Service Limits 3 2 Design Specifications 3 l 1 ...
Страница 39: ...Body Specifications m I 1 175 46 3 Unit mm in ...
Страница 40: ...Maintenance Lubrication Points 4 2 Maintenance Schedule 4 4 ...
Страница 42: ... 13 I 0 4 3 ...
Страница 60: ...Engine Removal Installation ...
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Страница 162: ...Intake Manifold Exhaust System Intake Manifold 9 2 Exhaust Manifold 9 3 Exhaust Pipe and Muffler 9 4 ...
Страница 191: ... n EilEli3 A A A Cl51 c4 BLU 1 TACHO METER CONNECTOR Cl61 C478 C488 REDlYEL YELlRED J A GlOl ...
Страница 193: ... PGM FI 1 IDLE CONTROL 1 FUEL SUPPLY 1 EMISSION CONTROL II 17 ...
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Страница 482: ...Illustrated Index L Side Cover 14 100 ...
Страница 484: ...Illustrated Index Transmission Housing 14 102 ...
Страница 486: ...Illustrated Index Torque Converter Housing Valve Body ...
Страница 527: ...3 Assemble the transmission in the following numbered sequence Replace cont dl ...
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Страница 698: ...9 Nom 0 9 kg m 7 lb ft REAR 9 Nom 0 9 kg m 7 lb ft ...
Страница 724: ...19 37 ...
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Страница 830: ...Types and Materials of Exterior Resin Parts Fuel filler lid HAS 2148 Gnylon PPO alloy Page 20 57 20 4 ...
Страница 876: ...UPPER FRAME Rear Bumper Disassembly BUMPER BEAM UPPER LICENSE PLATE SUPPORT SUMP R SKIRT 20 50 ...
Страница 888: ...Frame Repair Chart 20 62 ...
Страница 892: ...Heater Evaporator Door Position a C O L D KA type only VENT DOOR DEFROSTER EVAPORATOR HEATEd CORE CORE 22 4 ...
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Страница 950: ...Blower 22 62 ...
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Страница 997: ... Dashboard AUTOMATIC CLIMATE CONTROL STARTER warning system I N T E G R A T E D CONTROL UNIT DASH FUSE BOX ...
Страница 1000: ...Relay and Control Unit Locations Engine Compartment ENGINE COMPARTMENT FAN RELA REAR WINDOW DEFOGGER IGNITER UNIT 23 14 ...
Страница 1003: ... JND WIRE EN NE GROUND WIRE B ...
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Страница 1009: ...C2bl c262 I C203 cont d 23 23 ...
Страница 1011: ... rl SUB RELAY BOX A cont d 23 25 ...
Страница 1013: ...FRONT COMPAR 23 27 J ...
Страница 1015: ...e RIGHT RETRACTOR SUB HARNESS I LEFT RETRACTOR SUB HARNESS I ...
Страница 1017: ...FLOOR WIRE HARNESS I Lx C 4 1 6 I C4b5 c 2 I LEFT KICK PANEL I I c422 C425 C424 C426 C423 I 0404 6701 kont d 23 31 ...
Страница 1019: ...C466 C465 C468 C464 c473 FLOOR WlFiE HARNESS co d 23 33 ...
Страница 1021: ... ITI RETRACTABLE HEADLIGHT CONTROL UNIT i FLOOR WIRE HARNESS 23 35 ...
Страница 1023: ...MAIN FUSE BOX I 23 37 ...
Страница 1027: ...DRIVER S DOOR WIRE HARNESS PASSENGER S DOOR WIRE 23 41 ...
Страница 1029: ...SRS CONTROL UN FUEL TANK WIRES 23 43 ...
Страница 1031: ... rl DRIVER S SEAT I DRIVER S POWER SEAT WIRE HARNESS PASSENGER S SEAT PASSENGER S POWER SEAT WIRE HARNESS 23 45 ...
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