Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLKSWAGEN1999GTI (1J1) V6-2.8L (AFP)REPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLHYDRAULIC SYSTEMLOAD COMPENSATORTESTING AND INSPECTION
1999 Volkswagen GTI (1J1) V6-2.8L (AFP)
Load Compensator: Testing and Inspection
1999 Volkswagen GTI (1J1) V6-2.8L (AFP)SECTION Testing and Inspection
Brake Pressure Regulator, Checking And Adjusting
Special Tools And Equipment Required
^ VAG 1310 Brake pressure gauge
The brake pressure regulator is mounted on a bracket and mounted to the rear axle. The regulator is controlled from the rear axle by a spring.
Checking Function
- Depress brake pedal firmly once and release quickly (vehicle standing on its wheels).
^ Brake pressure regulator must move.
Checking And Adjusting
Requirements
^ Vehicle emptied of all cargo and passengers
^ Driver (approx. 75 kg [165 lbs.]) in driver's seat
^ Full fuel tank
^ Full windshield washer / headlight washer reservoir
^ Spare tire, tool kit and jack in place
Checking
- Lift vehicle and connect pressure gauges to left front and right rear brake calipers.
- Bleed both gauges.
- Lower and bounce rear of vehicle several times.
- Depress brake pedal to obtain specified pressure at front axle, then read pressure at rear axle.
- Compare reading with specifications and if necessary adjust. Refer to Load Compensator; Specifications.
Specifications for load dependent brake pressure regulator
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.