M539 Restorations on MSN

Solving the BMW E21 Cold Start Mystery

This video focuses on solving cold start issues with the BMW E21 323i while sharing updates on all ongoing workshop projects.
Electronically fuel-injected engines don’t have a choke like old cars did, so the cold start process is handled by the computer. It detects the temperature of the engine (and ambient air) and then ...
You could try the following solutions one by one to resolve the issue and see if anything helps you. Before you begin, make sure of the following things: The power connections must be secure. Your ...