AUDI A4 1998 B5 / 1.G AEB Engine EVAP System Checking

AUDI A4 1998 B5 / 1.G AEB Engine EVAP System Checking A4 1998 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/997/w960_997-0.png AUDI A4 1998 B5 / 1.G AEB Engine EVAP System Checking
Trending: display, fuel type, fuse, check engine light, ECU, gas type

Page 11 of 12

AUDI A4 1998 B5 / 1.G AEB Engine EVAP System Checking 24-143
      
Checking EVAP canister purge regulator 
valve voltage supply  
     
Test conditions  
     
Fuse for EVAP canister purge regulator 
valve OK. 
     
-  Disconnect harness connector from

Page 12 of 12

AUDI A4 1998 B5 / 1.G AEB Engine EVAP System Checking 24-144
      
Checking signal to EVAP canister purge 
regulator valve  
    
If LED test light does not blink, or stays on:  -  Connect VAG 1527B LED voltage tester between connector terminals 
1 (B+)
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Trending: check engine light, gas type, ECU, fuel type, display, fuse