Electronic diagnostics

Tracing and fixing faults in electronic engine management systems

Tech solutions and real world tips

Steve Rothwell answering your ENGINE MANAGEMENT queries

Your classic problems solvedYour classic problems solved

WORD ON THE street is that BMW intended the Z4’s convertible roof to be a single unit that dropped straight into the car for assembly, which is all well and good until you hear where the clever chaps

Fixing advice from our garage proprietor Steve Rothwell