AUDI A4 2000 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Owner's Guide

AUDI A4 2000 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Owner's Guide A4 2000 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1005/w960_1005-0.png AUDI A4 2000 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Owner's Guide
Trending: transmission, automatic transmission, wiring, fuel consumption, wiring diagram, diagram, light

Page 31 of 37

AUDI A4 2000 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Owners Guide 24-106
      
-  Switch ignition ON.
     
-  Using VAG 1551 scan tool, select "Read 
Measuring Value Block" function 08, display 
group 027, display field 1   page 01
-249
 . 
Read measuring value bl

Page 32 of 37

AUDI A4 2000 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Owners Guide 24-107
      
Fuel level signal (from instrument 
cluster), checking
 
     
Notes:  
     
If the fuel level in the tank is too low (less than 
3.2 gal); combustion misfire, oxygen sensor and 
fuel s

Page 33 of 37

AUDI A4 2000 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Owners Guide 24-108
      
-  Switch ignition ON.
     
-  Using VAG 1551 scan tool, select "Read 
Measuring Value Block" function 08, display 
group 027, display field 2   page 01
-249
 . 
Read measuring value bl

Page 34 of 37

AUDI A4 2000 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Owners Guide 24-109
      
Rough road condition signal, checking
 
     
ABS control module with ABS/EDL  
     
Notes:  
     
Misfires can result in malfunctions such as 
"Combustion misfire" being recorded in D

Page 35 of 37

AUDI A4 2000 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Owners Guide Control module coding OK   page 01
-247
 . 
     
Checking  
     
-  Switch ignition OFF.
     
-  Connect VAG 1598/19 test box to ECM harness 
connector  page 01
-255
 . 
     
-  Check signal wire

Page 36 of 37

AUDI A4 2000 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Owners Guide 24-110
      
-  Find and eliminate open or short circuit; repair 
as necessary. 
      If wiring is OK:  
     
-  Replace ABS control module.
      If the ABS control module is OK, but the 
malfunct

Page 37 of 37

AUDI A4 2000 B5 / 1.G AFC Engine Auxiliary Input Signals Checking Owners Guide      
       Repair Manual, Brake System On Board 
Diagnostic (OBD), Repair Group 01
   
     
Checking requirement  
     
Control module coding OK   page 01
-247
 . 
Pa
ge 37 of 37 Auxiliar
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Trending: diagram, transmission, automatic transmission, fuel consumption, wiring diagram, wiring, check engine