ABS Mark 70 (ABS/ASR)

Connecting Brake Lines from Master Cylinder to Hydraulic Unit

On the Dual Master Cylinder





A Primary piston circuit of master cylinder to hydraulic unit
Identification: Fitting with M10 x 1 threads
B Secondary piston circuit of master cylinder to hydraulic unit
Identification: Fitting with M12 x 1 threads
1 Hydraulic unit to left front brake caliper
3 Hydraulic unit to right rear brake caliper
4 Hydraulic unit to left rear brake caliper

On the Hydraulic Unit





A Hydraulic unit to primary piston circuit of master cylinder
Identification: Fitting with either M10 x 1 or M12 x 1 threads.

CAUTION!
During production, the fitting threads were changed from M10 x 1 to M12 x 1.

B Hydraulic unit to secondary piston circuit of master cylinder.
Identification: Fitting with M12 x 1 threads
1 Hydraulic unit to left front brake caliper
Identification: Fitting with either M10 x 1 or M12 x 1 threads

CAUTION!
During production, the fitting threads were changed from M10 x 1 to M12 x 1.

2 Hydraulic unit to right front brake caliper
Identification: Fitting with either M10 x 1 or M12 x 1 threads

CAUTION!
During production, the fitting threads were changed from M10 x 1 to M12 x 1.

3 Hydraulic unit to right rear brake caliper
Identification: Fitting with M10 x 1 threads
4 Hydraulic unit to left rear brake caliper
Identification: Fitting with M12 x 1 threads