sensor AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual A4 1996 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1060/w960_1060-0.png AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual

Page 1 of 41

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual 24-134
 
     
Electronic engine power 
control (E-Gas), checking 
     
E-Gas system, function
 
      For E-Gas, the throttle valve is not operated by a 
cable from the accelerator pedal. There is n

Page 3 of 41

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual 24-135
       With engine running (under load), the ECM can 
open or close the throttle valve independently of 
the sensor for accelerator pedal position.  
      This means, for example, that the thr

Page 11 of 41

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual 24-141
      
Throttle valve control module -J338-, 
checking
 
      The following components are located in the 
housing for the throttle valve control module:  
     
Throttle drive (power accelera

Page 13 of 41

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual 24-142
      
Throttle valve control module, adapting
 
      The adaptation teaches the Engine Control 
Module (ECM) various positions of the throttle 
valve when the ignition is on and the engine is

Page 15 of 41

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual 24-144
      
Procedure  
     
-  Connect VAS5051 tester or VAG1551 scan tool 
and select the control module for engine 
electronics using "address word" 01   Page 01
-
9 . 
     
   Ignition must re

Page 16 of 41

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual 24-145
       Next, the throttle valve is opened by a certain 
value. If this value is reached, the throttle valve 
actuator is once again de-energized. Now, the 
mechanical spring must close the thro

Page 17 of 41

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual 24-146
 
  
Display fields  
  
1   2   3   4  
Display group 060: Adaptation of throttle valve control module  
Display   xx %   xx %  
x  
---  
Indicated  Throttle 
valve angle  
(angle 
sensor 1)

Page 21 of 41

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual 24-148
 
  
Angle sensor -1- for throttle drive, 
checking
 
Special Tools and Equipment  
 
VAG1526A
 VAG1594A
 VAG1598/31
 VAS5051 with VAG5051/1
- or 
 VAG1551 with VAG1551/3B
Pa
ge 21 of 41 Electr

Page 22 of 41

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual 24-149
       Angle sensor 1 for throttle drive (power 
accelerator actuation) -G187- and angle sensor 1 
for throttle drive (power accelerator actuation) -
G188- inform the Engine Control Module (ECM

Page 23 of 41

AUDI A4 1996 B5 / 1.G ATQ Engine Electronic Engine Power Control Checking Workshop Manual 24-150
 
  
Display fields  
  
1   2   3   4  
Display group 062: E-Gas potentiometer voltages  
Display  
xx %  
xx %   xx %   xx %  
Indicated  
Throttle valve angle  
(angle sensor 1)  Throttle va
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