Audi A4

since 1994 release

Repair and operation of the car

A4 Audi
+ Running gear
+ Regular servicing
+ Engines
+ Turbo-supercharging
+ System of an exhaust
+ Cooling system
+ Fuel tank and fuel pump
+ Air filter and channels of absorption
+ System of injection
+ Coupling
+ Transmission and main transfer
+ Suspension bracket of wheels and steering
+ Brakes
+ Wheels and tires
- Electrotechnical equipment
   Minus is connected to weight
   The help for orientation in the electrotechnical equipment of the car
   Connections of wires
   Central switching knot
   Support of additional relays
   Box for electronics
   Relay and control units
   Switching relay
   H-contact of the relay of unloading
   Table of the relay and control units
   Safety locks
   Table of safety locks
   + Electric circuits
   + Accumulator
   + Generator
   - Starter
      Dismantle of a starter
      The help at malfunctions
+ System of ignition
+ Lighting
+ Alarm equipment
+ Tools and devices
+ Heating and ventilation
+ body Details
+ Salon
Search of malfunctions
Technical characteristics

The help at malfunctions


Our help at malfunctions will not always be able to be so effective that the starter will start at last the engine. But if at Audi a mechanical transmission, you are able always to start it, pushing or towing.

Its reasons
Your help
A. At turn of the ignition key the starter brings the engine to the provision of start-up too slowly or at all does not get 1. Control bulbs burn low or at all do not burn
a) the accumulator was discharged
c) contacts of wires weakened or were oxidized
c) the starter was connected to weight
2. Control bulbs burn brightly, the clicking sounds in the field of a starter

a) graphite brushes and their connecting contacts weakened in a starter
c) contacts were baked in the electromagnetic switch

c) the starter winding is damaged
3. Control bulbs brightly burn, there are no noise
a) the electromagnetic switch hanged, was stuck or is overheated
c) contact of the plug 50 on the electromagnetic switch is weakened
c) there is no conductivity in a plug 50 wire from the ignition lock to the electromagnetic switch

Start the engine an auxiliary wire
Check connections of wires
Repair a starter
Shortly knock on the electromagnetic switch. If the starter does not work further:

check graphite brushes

Replace the electromagnetic switch

Repair a starter

Let your assistant will turn the ignition key in the provision of start of the engine and will knock with a wrench on the electromagnetic switch
Check contact

Check a wire a control lamp

B. The starter works, but does not turn the engine 1. Jammed the starting lever
2. Teeth of a gear wheel or a flywheel of the engine are damaged
Repair a starter
Move the car by the included transfer a little. Start the engine again. Replace the damaged details in auto repair shop
C. The electromagnetic switch in fast sequence joins and switched off, the starter does not work The accumulator was strongly discharged, at turning on of the electromagnetic switch tension falls, and it is again disconnected Charge the accumulator
D. The starter continues to work though the key is released 1. The electromagnetic switch hanged and is not switched-off
2. The ignition/start-up switch is faulty
At once switch off ignition, as a last resort, disconnect the accumulator. Replace the electromagnetic switch
Replace the ignition/start-up switch
E. The gear wheel does not leave grooves after turning on of the engine 1. The returnable spring of the starting lever does not work or is broken
2. Teeth of a gear wheel and/or a flywheel of the engine are polluted or damaged
At once switch off ignition. Repair in auto repair shop
Clean or replace the damaged details in auto repair shop