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Audi RS2: Long Block 2.7 liters, Motronic VEMS, 7.5 to 1 Comp, Precision 6265, 10 bosch injectors 550cc @4bar. 034 DIS high output coils, 60-2 crank sensor. ------------------------------------------------------------ 9/02/2012 audi ADU idle too high at 2000rpm, IAC badly controlled Information relative to this topic will be moved into a folder very soon ------------------------------------------------------------ 9/02/2012 Here below are the information relative to the bad cold start when cold MembersPage/LoloQuatro audi ADU no craking when cold, ether needed link to the log is now available ----------------------------------------------------------- 13/02/2102 still same difficulty to crank when cold, any suggestion ? Crank when warm is fine. http://www.vems.hu/files/v3.3_u003208-2012.02.11-17.09.39%20recording%20no%20cranking%20when%20cold.vemslog ----------------------------------------------------------- 13/02/2102 Once warm press the throttle and relase the idle goes back to normal, but when engine is loaded, press throttle and relaese then the idle goes too low. What are the step to adjust the IAC PID ? I do not understand clearly the combination and effect of these parameters and the documentation is very limited on that topics. Many thanks in advance. Laurent. http://www.vems.hu/files/v3.3_u003208-2012.02.11-18.05.25%20idle%20goes%20too%20low%20when%20release%20throttle.vemslog
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