Bleed brake system with STAR DIAGNOSIS - AR42.10-P-0012TX

MODEL 219 with Sensotronic Brake Control (SBC)

MODIFICATION NOTES

29.7.09	Value changed: Bleed screw to brake caliper		*BA42.10-P-1002-10B
	Value changed: Bleed screw to brake caliper		*BA42.10-P-1001-12B

	Remove/install
	Risk of injury caused by body parts being jammed or crushed. Risk of injury to skin and eyes caused by brake fluid spraying out at high pressure when working on the SBC brake system	Deactivate SBC brake system using STAR DIAGNOSIS.	AS42.46-Z-0001-01A
	Risk of poisoning caused by swallowing brake fluid. Risk of injury caused by brake fluid coming into contact with skin and eyes.	Only pour brake fluid into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid.	AS42.50-Z-0001-01A
	Notes on repairs to brake system		AH42.00-P-0003-01A
	Brake fluid notes		AH42.50-P-0001-01A
1	Connect battery charger	It must be possible to raise the vehicle with the battery charger connected.
2	Connect bleeder unit	Only released bleeder units may be used, otherwise malfunctions in the SBC system may occur. Pay attention to manufacturer's operating instructions. Set bleeding pressure to between 2 bar and 3.5 bar. Total capacity for bleeding process up to 2250 ml.
2	Connect bleeder unit	Electric brake fluid change/bleeder unit	*BF42.10-P-1001-01F
3	Connect STAR DIAGNOSIS	It must be possible to raise the vehicle with the STAR DIAGNOSIS diagnostic system connected. Position diagnostic system such that its display screen can be seen from the driver seat. STAR DIAGNOSIS, diagnosis system
4	Lift vehicle on vehicle lift.		AR00.60-P-1000TX
5	Remove wheels	For inaccessible bleed screws
	Remove/install wheels, rotate if necessary		AP40.10-P-4050TX
6	Carry out bleeding operation using STAR DIAGNOSIS	Secure bleeder hose with EHB adapter in order to prevent the bleeder hose slipping off the bleed screw. The following steps should be run through in STAR DIAGNOSIS: Select menu item "SBC-Sensotronic Brake Control" and appropriate menu item for performed repair. Then process all the individual steps from top to bottom. Start bleeding procedure only when the receptacle has been drained beforehand.
			*BA42.10-P-1002-10B
			*BA42.10-P-1001-12B
		Brake fluid receptacle	Fig 1
	Notes on bleeding brake system		AH42.10-P-0002-01T
7	Install in the reverse order
	Checking
8	Inspect fluid level in expansion reservoir, adjust to correct level if necessary		*BA42.50-P-1001-01D
	Brake system - inspect fluid level		AP42.10-P-4210TX

FRONT AXLE BRAKE CALIPER

Number	Designation		Model 219.372/376/377	Model 219.322/354/356/357/375
BA42.10-P-1002-10B	Bleed screw to brake caliper	Nm	14	14

REAR AXLE BRAKE CALIPER

Number	Designation		Model 219
BA42.10-P-1001-12B	Bleed screw to brake caliper	Nm	14

BRAKE SYSTEM HYDRAULICS

Number	Designation		Model 219
BA42.50-P-1001-01D	Cap to brake fluid expansion reservoir	Nm	≈2

BRAKE FLUID

Number	Designation			Model 219
BF42.10-P-1001-01F	Brake fluid	Filling capacity	Liters	≈1.4...2.25
		Specifications for Operating Fluids	-	DOT 4. See GENERAL BRAKE FLUID (https://bevo.mercedes-benz.com/index.php?language_id=1)
		Specifications for Operating Fluids	-	MB 331.0 brake fluid A 000 989 08 07

Fig 1: Identifying EHB Adapter (240 589 00 91 00)

Courtesy of MERCEDES-BENZ USA