24-17
      
-  Check DTC memory   page 01
-13
. 
     
   No DTCs should be stored. If necessary:
     
 - Repair malfunction.
     
  -  Erase DTC memory.
     
  -  Stop off engine and restart.
     
  -  Test drive and, as a check, check DTC 
memory again. 
     
Note:  
     Erasing DTC memory resets the readiness code 
(as well as with address word 01, "Basic Setting" 
function 04 and address word 33, mode 4). 
     
-  After checking DTC memory, start engine and 
let idle. 
     
CAUTION! 
     
Do NOT run tests or record displays while the 
radiator coolant fan is running. 
     
- 
Using VAG 1551 scan tool, select "Basic 
Pa
ge 3 of 6 Idle s
peed, checkin
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