Jetta L4-2.0L (AZG) (2004)
Load Compensator: Testing and Inspection
Brake pressure regulator, checking and adjusting
Special tools and equipment
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VAG 1310 A Brake pressure gauge
The brake pressure regulator is mounted on a bracket mounted to the rear axle. The regulator is controlled from the rear axle by a spring.
Checking function
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Depress the brake pedal and release quickly (vehicle standing on its wheels).
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Brake pressure regulator must move.
Checking and adjusting pressure
Note: The brake pressure regulator is set with the vehicle unladen).
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Lift vehicle and connect the pressure gauges to left front brake caliper and to right rear wheel cylinder/caliper.
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Bleed both gauges.
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Lower vehicle and bounce the rear of the vehicle several times.
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Press brake pedal and measure pressures.
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Compare figures attained with specifications and if necessary adjust.
1) The term "unladen" means: The weight of the vehicle ready for the road which has a:
Driver's weight of 75 kg (165.34 lb).
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Full fuel tank.
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Spare wheel, vehicle tool kit and jack installed to relevant stowage points on vehicle.
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The fluid reservoir for the windshield/headlight washer system must be full.
Specifications for load dependent brake pressure regulator
Adjusting brake pressure regulator
Rear axle test pressure too high: