Corrugated Hose Washer Fluid Line, Repairing

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NOTE:

Corrugated hoses can be replaced with heat-shrink sleeves.

Special tools and workshop equipment required

Hot Air Blower VAS5179 or
Wiring Harness Repair Set - Hot Air Blower VAS1978/14A from the Wiring Harness Repair Set VAS1978B
Hose Cutting Pliers VAS6228

NOTE:

Area to be repaired must not be under stress of stretching or bending.

If the damaged area is longer than 20 mm, a new section of corrugated hose must be inserted and the procedure described in the following must be performed twice.

Procedure

-- Disconnect the damaged part of the washer fluid hose with the Hose Cutting Pliers VAS6228.

Fig 1: Identifying Method To Repair Corrugated Washer Hoses

Courtesy of AUDI OF AMERICA, LLC

-- Choose matching repair adapters -2 and 3- as well as appropriate heat-shrink tubing.

-- Warm the end of the corrugated tube -1- using the Hot Air Blower VAS5179.

-- Press the connecting piece -2- into the corrugated tube -1- in direction of -arrow A-.

-- Warm the end of the corrugated tube -4- using the Hot Air Blower VAS5179.

-- Press the connecting piece -3- into the corrugated tube -4- in direction of -arrow B-.

-- Trim the heat-shrink sleeve so that corrugated tube is covered on both sides with a minimum of 20 mm -dimension x- of heat-shrink sleeve.

Fig 2: Identifying Measurements Of Shrink Tube

Courtesy of AUDI OF AMERICA, LLC

-- Slide the heat-shrink tubing over the corrugated tube, attach the connecting pieces together and secure the repair area with heat-shrink tubing.

The heat-shrink sleeve must be heated from the center outward until it seals completely.
Set the hot air blower to the correct temperature according to the operating instructions.
When shrinking, ensure no other lines, plastic parts or insulation material is damaged by the hot nozzle.

-- Check for function and leaks.