Audi 100/A6

1990-1997 of release

Repair and car operation



Audi 100/A6
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engines
+ 3.2. Diesel engines
+ 3.3. Removal and partition of engines
+ 4. Cooling system
+ 5. Heating and ventilation
- 6. Fuel system
   + 6.1.2. Technical characteristics
   - 6.2. Multipoint system of injection of fuel
      6.2.2. Technical characteristics
      6.2.3. Air filter
      6.2.4. Accelerator rope
      6.2.5. Elements of system of injection of Motronic/Jetronic fuel
      6.2.6. Elements of system of injection of Digifant fuel
      6.2.7. Fuel filter
      6.2.8. Fuel pump and fuel level sensor
      6.2.9. Fuel tank
      6.2.10. Pressure release from system of injection of fuel
      6.2.11. Inlet collector
      6.2.12. Check of system of injection of fuel
      6.2.13. Unleaded gasoline
   + 6.3. System of injection of MPI/MPFI (6-cylinder engines)
   + 6.4. Power supply system of diesel engines
   6.5. Device of service of heating
   6.6. Diagnostics of malfunctions of system of heating
   6.7. Conditioner: not only "pluses", but also "minuses"
   6.8. Rules of service of the conditioner
+ 7. Exhaust system
+ 8. Systems of start, ignition
+ 9. Transmission
+ 10. Brake system
+ 11. Suspension brackets, steering
+ 12. Body
+ 13. Electric equipment
+ 14. Good advice


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6.2.2. Technical characteristics

GENERAL INFORMATION

System type:
  – models with the AAR engine coding
Bosch KEIII Jetronic
  – models with the engine ACE, AAD coding
Bosch KE Motronic
  – models with the ADR engine coding
Bosch Motronic 3.2
  – models with the ABK engine coding
Bosch Digifant
  – models with the AAN engine coding
Bosch MotronicM2. 3.2
Recommended type of fuel
Minimum octane number:
  – models with the engine in capacity 74 кВатт
91 RON
  – models with the engine in capacity 85, 98, 103 and 110 кВатт:
     • the recommended octane number
95 RON
     • small loss of capacity
91 RON
  – models with the engine in capacity 128 and 169 кВатт
95 RON
Power supply system
Type of the fuel pump
The electric pump, is established in a fuel tank
Capacity of the fuel pump (working tension of 12 Volts):
  – models with the engine AAR, AAN coding
1600 cm3/mines
  – models with the ACE engine coding
2000 cm3/mines
  – models with the AAD engine coding
2600 cm3/mines
  – models with the ADR engine coding
1600 cm3/mines
  – models with the ABK engine coding
2600 cm3/mines
Pressure of fuel idling:
  – models with the ACE engine coding
6,1-6,6 Bar
  – models with the engine AAD, AAR, AAN coding
6,1-6,5 Bar
  – models with the ADR engine coding:
     • the vacuum hose is connected
3,5 Bar
     • the vacuum hose is disconnected
5,0 Bar
  – models with the ABK engine coding:
     • the vacuum hose is connected
2,5 Bar
     • the vacuum hose is disconnected
3,0 Bar
The minimum residual pressure (after 10 minutes):
  – models with the engine AAR, AAN coding
3,5 Bar
  – models with the engine ACE, AAD coding
3,3 Bar
  – models with the ADR engine coding
2,5 Bar
  – models with the ABK engine coding
2,0 Bar
Speed of idling (is not regulated):
  – models with the engine AAR, AAN coding
720 ± 70 rpm
  – models with the ACE engine coding
800-1000 rpm
  – models with the AAD engine coding
750-950 rpm
  – models with the ADR engine coding
820-900 rpm
  – models with the ABK engine coding
820 ± 50 rpm
The contents WITH (is not regulated):
  – models with the engine AAR, AAN coding:
  – models with the catalytic converter
0,1-1,1 %
  – models without the catalytic converter:
     • control value
0,5-1,5 %
     • adjusting value
1,0 ± 0,2 %
  – models with the ACE engine coding
0,2-0,3 %
  – models with the AAD engine coding
0,2-1,2 %
  – models with the ADR engine coding
  – models with the ABK engine coding
0,6 ± 0,4 %
Resistance of injectors (at room temperature):
  – models with the ADR engine coding
11-13 Ohm
  – models with the ABK engine coding:
     • Bosch
15-17 Ohm
     • Siemens
13,5-15,5 Ohm
Resistance of the sensor of speed of operation of the engine:
  – models with the ADR engine coding
450-1000 Ohm

Moments of an inhaling, N of m.

Fixing bolt of the air filter
20
Fastening of the valve of cold start (ABK engine)
10
Fastening of a fuel collector
10
Switch of system of idling
10
Fixing arm of injectors (ADR engine)
10
Oxygen sensor
50
Fastening of the case of a butterfly valve
25