battery AUDI A4 1999 B5 / 1.G AFC Engine Fuel Supply System Components Workshop Manual

AUDI A4 1999 B5 / 1.G AFC Engine Fuel Supply System Components Workshop Manual A4 1999 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/981/w960_981-0.png AUDI A4 1999 B5 / 1.G AFC Engine Fuel Supply System Components Workshop Manual

Page 6 of 24

AUDI A4 1999 B5 / 1.G AFC Engine Fuel Supply System Components Workshop Manual 20-4
      
CAUTION! 
     
BEFORE disconnecting the battery: 
     
Stop the engine.
     Be sure the ignition is switched OFF (also 
applies when connecting the battery). Failure 
to do so may damag

Page 8 of 24

AUDI A4 1999 B5 / 1.G AFC Engine Fuel Supply System Components Workshop Manual 20-5
      
Flange and fuel level sensor, removing 
and installing
 
     
Observe safety measures   page 20
-3 
     
Pay attention to rules of cleanliness   page 20
-2 . 
     
WARNING! 
     
Fire

Page 9 of 24

AUDI A4 1999 B5 / 1.G AFC Engine Fuel Supply System Components Workshop Manual      
-  Disconnect battery Ground (GND) strap.
     
-  Remove cover for fuel pump module flange 
(under luggage compartment trim). 
     
-  Disconnect harness connector for fuel level 
sensor and f

Page 15 of 24

AUDI A4 1999 B5 / 1.G AFC Engine Fuel Supply System Components Workshop Manual 20-10
      
Fuel pump, testing
 
     
WARNING! 
     
Fire hazard! DO NOT smoke or work near 
heaters or have anything in area that can 
ignite fuel! 
     
Checking power supply  
     
Battery ful

Page 17 of 24

AUDI A4 1999 B5 / 1.G AFC Engine Fuel Supply System Components Workshop Manual 20-11
      
-  Supply voltage to fuel pump using VAG 1551 
scan tool and "Output Diagnostic Test Mode" 
function 03. 
    
-  Connect multimeter between connector terminal 1 (green wire) and 
termina

Page 18 of 24

AUDI A4 1999 B5 / 1.G AFC Engine Fuel Supply System Components Workshop Manual Fuel filter OK Battery fully charged 
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Page 19 of 24

AUDI A4 1999 B5 / 1.G AFC Engine Fuel Supply System Components Workshop Manual 20-12
 
    
-  Disconnect fuel return line -1- at engine compartment bulkhead and 
hold in measuring container. 
-  Connect remote control VAG 1348/3A with auxiliary cable VAG 1348/2 
to fuse 28, con