AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual A6 1995 C5 / 2.G AUDI AUDI https://www.carmanualsonline.info/img/6/1076/w960_1076-0.png AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual

Page 1 of 51

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual 24-113
 
     
Electronic Engine Power 
Control (EPC) (E-Gas), 
checking 
     
E-Gas system, function
 
      For E-Gas, the throttle valve is not operated by a 
cable from the accelerator pedal. The

Page 2 of 51

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual ECM activates the throttle valve actuator 
precisely according to the sensor for accelerator 
pedal position. This means, if the accelerator 
pedal is depressed half way, the throttle valve 
actuator

Page 3 of 51

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual 24-114
       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 4 of 51

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual 24-115
      
Electronic Power Control (EPC) warning 
lamp in instrument cluster
 
     
Note:  
     The Electronic Power Control (EPC) warning 
lamp -K132- is also called the fault light for power

Page 5 of 51

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual 24-116
      
Electronic Power Control (EPC) warning 
lamp -K132-, checking
 
     
Note:  
     The fault light for power accelerator activation -
K132- is also called the EPC warning lamp. 
     
Sp

Page 6 of 51

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual 24-117
      
Function test of warning lamp  
     
-  Switch ignition on.
     
 
The EPC warning lamp must light up for 
approximately 3 seconds if there are no 
malfunctions stored in DTC memory th

Page 7 of 51

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual      
       Repair Manual, Electrical Equipment, Repair 
Group 90, Instrument cluster, removing and installing
   
Pa
ge 7 of 51 Electronic En
gine Power Control 
(EPC
) (E-Gas
), checkin
g
11/21/200

Page 8 of 51

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual 24-118
      
-  Check following wire connection for open circuit 
and short circuit to B+: 
     
Test box  
VAG1598/31  
Socket  
Instrument cluster  
  
Terminal  
48    Electrical Wiring Diagrams,

Page 9 of 51

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual 24-119
      
B- Fault light for power accelerator activation 
-K132- lights up constantly  
     
-  Check DTC memory of Engine Control Module 
(ECM)  Page 01
-16
 . 
      If no DTCs are stored:

Page 10 of 51

AUDI A6 1995 C5 / 2.G ATW Engine Electronic Power Control Checking Workshop Manual Troubleshooting & Component 
Locations   
     
-  Repair short circuit if necessary.
      If wire connection is OK:  
     
-  Replace Engine Control Module (ECM)   Page 
24
-23
 
Pa
ge 10 of 51 Ele
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