AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual A6 1995 C5 / 2.G AUDI AUDI https://www.carmanualsonline.info/img/6/1048/w960_1048-0.png AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual
Trending: ignition, display, check engine, buttons, wiring

Page 1 of 36

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual 24-128
 
     
Throttle valve control module, 
checking 
     
Notes:  
     
If the throttle valve control module -J338- is 
removed and installed, or replaced, adaptation 
of the throttle valve cont

Page 2 of 36

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual 24-129
      
Function
 
      Idle speed stabilization is integrated in the 
throttle valve control module -J338-. In the 
housing opposite the throttle valve are Throttle 
Position (TP) sensor -G69-

Page 3 of 36

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual malfunction in the angle sensor -1- for throttle 
drive -G187-, it switches the power off for throttle 
drive -G186-,and the throttle valve again 
assumes the mechanical closed throttle position 
(lim

Page 4 of 36

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual 24-130
      
Throttle valve control module power 
supply, checking
 
    
If voltage is NOT OK:  -  Disconnect 8-pin harness connector from throttle valve control module 
-J338-. 
-  Connect multimet

Page 5 of 36

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual 24-131
 
    
If wiring is OK:  -  Check wiring for short circuit between ECM/test box and 8-pin harness 
connector. 
 
Connector terminal 7 to ECM/test box socket 69
 Connector terminal 7 to ECM/test

Page 6 of 36

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual 24-132
      
Closed Throttle Position (CTP) switch, 
checking
 
     
Note:  
     The Closed Throttle Position (CTP) switch -F60- 
is inside the throttle valve control module -J338-. 
     
Test con

Page 7 of 36

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual Rapid data transfer 
HELP
Select function XX
    
Indicated on display  
-  Press buttons -0- and -8- to select "Read Measuring Value Block" 
function 08, and press -Q- button to confirm input. 
Read

Page 8 of 36

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual 24-133
      
-  Press buttons -0-, -0- and -5- to input display 
group number 5 (005), and press -Q- button to 
confirm input. Read Measuring Value Block 5 1 2 3 4 
    
Indicated on display (1-4 = d

Page 9 of 36

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual 740 - 860 RPM  
(front-wheel drive)  
           Throttle slightly open: "Part throt"  
  
---   ---   ---   If display is NOT OK   page 24
-134
 , Continuation  
Pa
ge 9 of 36 Throttle valve control

Page 10 of 36

AUDI A6 1995 C5 / 2.G AHA Engine Throttle Valve Control Module Checking Workshop Manual 24-134
      
Continuation  
     
-  Switch ignition off.
     
-  Connect VAG1598/22 test box to ECM harness 
connector  page 01
-67
 . 
     
-  Connect multimeter US1119 (Fluke 83 or 
similar) and
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Trending: display, ignition, wiring, check engine, buttons