Audi P1582: Idling Speed Regulation Adaption Limit Reached
Is your scanner showing Audi P1582?
No worries. We'll show you what it means and how to deal with it.
Audi P1582: Idling Speed Regulation Adaption Limit Reached
OVERVIEWWhat Does The Audi P1582 Code Mean?
Signal low >4.571 V, Signal high <4.037 V, Potentiometer used in reversed logic (adaptive values).
What Are The Potential Causes Of The Audi P1582 Code?
- Crankcase oil is diluted (change the oil)
- Fuel injectors are worn
- Compression ratio is low
- Throttle valve control module is faulty
- Leak Detection Pump has failed
- EVAP canister system has an improper or broken seal
- Evaporative Emission (EVAP) canister purge regulator valve 1 is faulty
- Hoses between the fuel pump and the EVAP canister are faulty
- Fuel filler cap is loose
- Fuel pump seal is defective, faulty or otherwise leaking
- Hoses between the EVAP canister and the fuel flap unit are faulty
- Hoses between the EVAP canister and the evaporative emission canister purge regulator valve are faulty
- ECM has failed
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> Mobil 1 FS European Car Formula Full Synthetic Motor Oil 0W-40
>>> EPSIRMP 06H906036G 4pcs Fuel Injectors Compatible with Audi A3 A4 A5 A6 Q3 Q5 TT
>>> IRONTREE S20070 Professional Electronic Throttle Body Compatible with 05-19 Audi
>>> Audi Fuel Vapor Leak Detection Pump
>>> Audi EVAP vapor canister
>>> Autobahn88 Silicone Vacuum Hose Dress Up DIY Kit
>>> URO Parts 95520113301 Fuel Pump Tank Seal
>>> Audi Engine Control Module
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Audi P1582, DTCDECODE.