Audi 80/Avant (B4)

Since 1991-1995 of release

Repair and car operation

The list of malfunctions

Screen wiper

Malfunction	Its reason	Than to help
A.Stekloochistitel does not work	1. Has fused a safety lock 2. The unloading relay is faulty 3. The crank of a drive of a screen wiper has become loose 4. Food giving on a black-grey wire from the block of safety locks to the screen wiper switch is interrupted 5. Connection on "weight" of a screen wiper is interrupted 6. Has fused the screen wiper engine	To replace To check up the relay To tighten To check up a wire To check up a wire To replace
As V.ShChetki of a screen wiper do not work on the first speed	1. The defective plug 53 engines of a screen wiper 2. Conducting of plugs 53а/5 in the screen wiper switch is interrupted	To replace the screen wiper engine To replace the screen wiper switch
As S.ShChetki of a screen wiper do not work on the second speed	1. Plug conducting 53b from the screen wiper switch to the car engine is interrupted 2. Conducting of plugs 53а/53 in the screen wiper switch is interrupted 3. The defective plug 53b the screen wiper engine	To check up conducting To replace the screen wiper switch To replace the screen wiper engine
D. Screen wiper brushes work only on the second speed	Conducting of the plug 53 from the screen wiper switch to the car engine is interrupted	To check up conducting
E.ShChetki of a screen wiper do not come back in a starting position	1. Plug conducting 53е from the screen wiper switch to the car engine is interrupted 2. The screen wiper engine is faulty	To check up conducting To check up with a control lamp: between the plug 53 and "weight" the lamp should burn constantly. Between the plug 53е and "weight" the lamp should go out shortly before achievement by initial position brushes. At return check between plugs 53е and to a positive conclusion of the accumulator the lamp should flash shortly before achievement by initial position brushes. Otherwise it is necessary to replace the engine
F. Screen wiper brushes do not work in a faltering mode	1. The screen wiper/stekloomyvatelja relay is faulty 2. Plug J conducting between the switch of a screen wiper and the car engine is interrupted 3. Contact J in the screen wiper switch is defective	To replace To check up conducting To replace the screen wiper switch
G. It is impossible to switch off a faltering operating mode	1. See Е 1 2. See F 1 3. Contact J in the switch of a screen wiper does not work 4. Short circuit of conducting of plug J to the screen wiper switch	To replace the switch To put conducting in order
N.ShChetki of a screen wiper leave water on glass after washing	Sm F 1
J. The screen wiper does not remain after deenergizing in initial (parking) position or only for short time	Bad coupling at sliding contact in the screen wiper engine	To disassemble the screen wiper engine, to smooth out contacts. If necessary to replace the engine

The engine of a screen wiper or bringing wire are faulty?

To find out presence of malfunction of the engine of a screen wiper or conducting to you the following check will help:

PERFORMANCE ORDER

To remove the left part of a covering over the water catching capacity behind in a motor compartment, having opened before it a rotary latch. If necessary in addition to remove the left screen wiper.
To separate the multicontact tip of the engine of a screen wiper.
Now it is necessary to lay two auxiliary wires. One from a positive conclusion of the accumulator to the plug 53 or 53b (connections of black-grey or greenish-yellow wires).
The second wire is laid from a negative conclusion of the accumulator to the plug 31 engines of a screen wiper (there where the brown wire has been inserted).
The screen wiper should work now on the first or second speed, depending on the plug chosen for connection. Otherwise it is available malfunction of the engine of a screen wiper.
If the screen wiper has started to work, means, malfunction is covered in the switch or in bringing conducting.

Removal of the engine of a screen wiper

PERFORMANCE ORDER

To include ignition and screen wipers.
When the screen wiper lever will be on glass on half of course (that is under 45 °) to switch off ignition and by that to detain a screen wiper in this position.
To remove screen wiper levers.
To remove a black plastic cover of the water catching capacity, having opened the rotary switch and having removed a back sealing lining of a motor compartment.
To turn out two шестигранных a bolt above on axes of screen wipers and one below at the engine.
To separate the multicontact tip of the engine of a screen wiper.
To remove screen wiper levers together with the engine.
To disconnect draughts from screen wiper axes
To turn out three screws at the screen wiper engine. To reach all screws, it is necessary to turn an engine crank.

Installation of the new engine of a screen wiper

PERFORMANCE ORDER

To connect to the electrician of the engine and to leave to work short time. To switch off and wait, while it will return to a starting position.
To establish the engine on the console, to put on приводной a crank and levers of screen wipers.
The privodnoj lever to the left axis of a screen wiper is put on an engine crank from below, the right axis of a screen wiper incorporates to an engine crank from above.
Now so to tighten an engine crank that it has risen in the position shown in drawing on the right below.
If приводной a crank not to fix in this certain position at a start of motion levers will move downwards.
Installation of levers of brushes of a screen wiper: fixing screws should be tightened poorly enough because they sit in plastic plugs!

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