Renault Koleos Service Repair Manual: Hydraulic unit - master cylinder brake pipe: Removal - Refitting

LEFT-HAND DRIVE

REMOVAL

I - REMOVAL PREPARATION OPERATION

• Position the vehicle on a two-post lift (see Vehicle: Towing and lifting) (02A, Lifting equipment).
• Disconnect the battery (see Battery: Removal - Refitting) (80A, Battery).
• Remove the engine undertray.
• Drain the cooling system (see Cooling system: Draining - Refilling) (19A, Cooling system).
• Position a pedal press on the brake pedal to limit the outflow of brake fluid.
• Remove:
  • the air filter box (see Air filter unit: Removal - Refitting) (12A, Fuel mixture),
  • the windscreen wiper arm (see Windscreen wiper arm: Removal - Refitting) (85A, Wiping - Washing),
  • the scuttle panel half-grille (see Scuttle panel halfgrille: Removal - Refitting) (56A, Exterior equipment),
  • the windscreen wiper mechanism (see Windscreen wiper mechanism: Removal - Refitting) (85A, Wiping - Washing),
  • the scoop under the scuttle panel grille (see Scoop under the scuttle panel grille: Removal - Refitting) (56A, Exterior equipment).

• Remove the insulation (1) from the bulkhead (see Bulkhead insulation: Removal - Refitting) (68A, Soundproofing).

2TR

• Remove:
  • the clips (2) ,
  • the vacuum hose (3) .

• Remove the clips (4) .
• Disconnect the heater matrix hoses.
• Remove the brake pipe between the hydraulic unit and the underbody union (see 31A, Front axle components, Hydraulic unit - underbody union brake pipe: Removal - Refitting, page 31A-22) .

II - OPERATION FOR REMOVAL OF PART CONCERNED

• Loosen the master cylinder brake pipe unions (5) .

• Loosen the brake pipe unions (6) on the hydraulic unit.
• Remove the brake pipes (7) between the hydraulic unit and the master cylinder.

REFITTING

I - REFITTING OPERATION FOR PART CONCERNED

• Refit:
  • the brake pipes between the hydraulic unit and the master cylinder,
  • the brake pipe unions on the hydraulic unit,
  • the brake pipe unions on the master cylinder.

WITHOUT ESP

• Torque tighten:
  • the brake pipe unions on the hydraulic unit (16 N.m),
  • the brake pipe unions on the master cylinder (16 N.m),

ELECTRONIC STABILITY PROGRAM 2 or ELECTRONIC STABILITY PROGRAM

• Torque tighten:
  • the brake pipe unions on the hydraulic unit (18 N.m),
  • the brake pipe unions on the master cylinder (18 N.m).

II - FINAL OPERATION

• Refit the brake pipe between the hydraulic unit and the underbody union (see 31A, Front axle components, Hydraulic unit - underbody union brake pipe: Removal - Refitting, page 31A-22) .
• Connect the heater matrix hoses.
• Refit the clips.

2TR

• Refit:
  • the vacuum hose,
  • the clips.

• Refit:
  • the bulkhead insulation (see Bulkhead insulation: Removal - Refitting) (68A, Soundproofing),
  • the scoop under the scuttle panel grille (see Scoop under the scuttle panel grille: Removal - Refitting) (56A, Exterior equipment),
  • the windscreen wiper mechanism (see Windscreen wiper mechanism: Removal - Refitting) (85A, Wiping - Washing),
  • the scuttle panel half-grille (see Scuttle panel halfgrille: Removal - Refitting) (56A, Exterior equipment),
  • the windscreen wiper arm (see Windscreen wiper arm: Removal - Refitting) (85A, Wiping - Washing),
  • the air filter box (see Air filter unit: Removal - Refitting) (12A, Fuel mixture).
• Remove the pedal press.
• Bleed the brake circuit (see 30A, General information, Braking circuit: Bleed, page 30A-4) .
• Fill and bleed the cooling system (see Cooling system: Draining - Refilling) (19A, Cooling system).
• Connect the battery (see Battery: Removal - Refitting) (80A, Battery).
• Refit the engine undertray.

RIGHT-HAND DRIVE

REMOVAL

I - REMOVAL PREPARATION OPERATION

• Position the vehicle on a two-post lift (see Vehicle: Towing and lifting) (02A, Lifting equipment).
• Disconnect the battery (see Battery: Removal - Refitting) (80A, Battery).
• Position a pedal press on the brake pedal to limit the outflow of brake fluid.
• Remove:
  • the engine cover,
  • the air intake sleeve,
  • the air filter box (see Air filter unit: Removal - Refitting) (12A, Fuel mixture),
  • the windscreen wiper arms (see Windscreen wiper arm: Removal - Refitting) (85A, Wiping - Washing),
  • the scuttle panel half-grille (see Scuttle panel half-grille: Removal - Refitting) (56A, Exterior equipment),
  • the windscreen wiper mechanism (see Windscreen wiper mechanism: Removal - Refitting) (85A, Wiping - Washing),
  • the scoop under the scuttle panel grille (see Scoop under the scuttle panel grille: Removal - Refitting) (56A, Exterior equipment).

• Remove the insulation (1) from the bulkhead (see Bulkhead insulation: Removal - Refitting) (68A, Soundproofing).

2TR

• Remove:
  • the clips (2) ,
  • the vacuum hose (3) .

II - OPERATION FOR REMOVAL OF PART CONCERNED

• Undo the brake pipe unions (4) on the master cylinder.

• Undo the brake pipe unions (5) on the hydraulic unit.
• Remove the brake pipes (6) between the hydraulic unit and the master cylinder.

REFITTING

I - REFITTING OPERATION FOR PART CONCERNED

• Refit:
  • the brake pipes (6) between the hydraulic unit and the master cylinder,
  • the brake pipe unions (5) on the hydraulic unit,
  • the brake pipe unions (4) on the master cylinder.

WITHOUT ESP

• Torque tighten:
  • the brake pipe unions on the hydraulic unit (16 N.m),
  • the brake pipe unions on the master cylinder (16 N.m),

ELECTRONIC STABILITY PROGRAM 2 or ELECTRONIC STABILITY PROGRAM

• Torque tighten:
  • the brake pipe unions on the hydraulic unit (18 N.m),
  • the brake pipe unions on the master cylinder (18 N.m).

II - FINAL OPERATION

2TR

• Refit:
  • the vacuum hose (3) ,
  • the clips (2) .

• Refit:
  • the bulkhead insulation (see Bulkhead insulation: Removal - Refitting) (68A, Soundproofing),
  • the scoop under the scuttle panel grille (see Scoop under the scuttle panel grille: Removal - Refitting) (56A, Exterior equipment),
  • the windscreen wiper mechanism (see Windscreen wiper mechanism: Removal - Refitting) (85A, Wiping - Washing),
  • the scuttle panel half-grille (see Scuttle panel half-grille: Removal - Refitting) (56A, Exterior equipment),
  • the windscreen wiper arms (see Windscreen wiper arm: Removal - Refitting) (85A, Wiping - Washing),
  • the air filter box (see Air filter unit: Removal - Refitting) (12A, Fuel mixture),
  • the air intake sleeve,
  • the engine cover.
• Remove the pedal press.
• Bleed the brake circuit (see 30A, General information, Braking circuit: Bleed, page 30A-4) .
• Connect the battery (see Battery: Removal - Refitting) (80A, Battery).