Bleeding brake hydraulic system-vehicles with Electronic Differential Lock (EDL)

Step 1 - Intake line for EDL

Step 2 - Right rear caliper

Step 3 - Left rear caliper

NOTE:

Press the brake pressure regulator lever firmly toward rear axle when bleeding the rear brakes.

Courtesy of AUDI OF AMERICA, LLC

Step 4 - Right front caliper

-- Bleed caliper as for conventional brake system.

WARNING:

Also connect Bosch Abs Tester:VAG1710 and bleed the caliper with the ABS return flow pump running BOSCH ANTILOCK BRAKE SYSTEM TESTER VAG 1710, CONNECTING .

Step 5 - Left front caliper

NOTE:

Check brake fluid level and top off if necessary.