BradMosen 16 Report post Posted August 31, 2018 Does anyone know how to stop rev hang with an M50B25? 1 Quote Share this post Link to post Share on other sites
dirtydoogle 383 Report post Posted September 1, 2018 Common for people to refresh them However Air leaks, grooved throttle body, dirty/sticky injectors wetting the intake tract, buggered throttle cable etc have seen all before General rule of thumb in bmw Internet world is to flash/chip the ecu Quote Share this post Link to post Share on other sites
Toast 117 Report post Posted September 1, 2018 ICV sometimes lets too much air in / doesn't close enough - I've fixed it before with a socket (don't judge) stuffed into the pipe between it and the intake 1 1 Quote Share this post Link to post Share on other sites
KwS 2372 Report post Posted September 5, 2018 (edited) My E36 had a rev hang after being converted to manual. Apparently it was common when still using auto ECU and changing to manual one or flashing it to manual software would've fixed it. Edited September 5, 2018 by KwS Quote Share this post Link to post Share on other sites
