Bleeding Sequence

Before bleeding system, exhaust all vacuum from power unit by depressing brake pedal several times. Bleed hyraulic system in the following sequence:

BLEEDING SEQUENCE

Application⁽¹⁾

Cylinder or Line

Audi & Volkswagen

RR, LR, RF, LF

BMW⁽²⁾

Longest Line First

Chrysler Corp. Imports

Champ & Colt

LR, RF, RR, LF

All Others⁽³⁾

RR, LR, RF, LF

Courier⁽⁴⁾

Longest Line First

Datsun

310

Master Cyl., LR, RF, RR, LF

810

RR, LR, RF, LF

Pickup

Master Cyl., Comb. Valve, Longest Line First

All Others

Master Cyl., Longest Line First

Fiat

Longest Line First

Honda

LF, RR, RF, LR

Isuzu & LUV

Shortest Line First

Jaguar⁽⁵⁾

LR, RR, Front

Mazda⁽⁶⁾

Longest Line First

Mercedes-Benz

Longest Line First

Peugeot⁽⁷⁾

Longest Line First

Porsche⁽⁸⁾

LR, RR, RF, LF

Renault

Longest Line First

Saab

LR, RF, RR, LF

Subaru

Master Cylinder, FR, RF, RR, LF

Toyota

Longest Line First

TR7 & TR8⁽⁹⁾

RF, LF, RR, LR

Volvo⁽¹⁰⁾

LF, RF, RR, LR

⁽¹⁾	Before bleeding rear brakes, push brake pressure regulator in direction of rear axle.

⁽²⁾	The 528i and 633CSi have 3 bleed valves on each front caliper. Bleed lower inboard valve first, then other 2 at same time.

⁽³⁾	Pickup models do not require bleeding of RR.

⁽⁴⁾	Front and rear circuits are independent. Bleed each circuit separately.

⁽⁵⁾	Engine running at idle speed.

⁽⁶⁾	GLC has independant front and rear circuits. Bleed each circuit separately.

⁽⁷⁾	If pressure tank is used, bleed all wheels at the same time.

⁽⁸⁾	If equipped with inner and outer caliper bleed valves, bleed outer valves first, then inner valves.

⁽⁹⁾	Remove pressure differential switch before bleeding.

⁽¹⁰⁾	Rear wheels must be higher than front wheels. Front calipers are each equipped with 3 bleed valves. Bleed all 3 valves at same time.