Solution to BMW e39 2002 No crank no click after timing guide job
Car model and year: 2002 e39 540i m62 with
Symptom: I did the timing chain guide job. I also did all the chains and tensioners , all new gaskets for that , all new gaskets for intake , cleaned everything nice , blew any debris out of intake head part of motor where Intake attaches , had the cams blocks on the whole time never really moved , crank pin in
How to do (Advice):
Advise you scan the DME for codes at all. While
EWS is the
You’ll find (maybe have) refs to
With INPA software (and perhaps some of the other BMW specific scanner devices…) you can do a really nice diagnostic and read live data from the EWS module and see if it sees the key and if it likes the key. In
Dependencies for EWS to spin starter include –
- Key recognized AND good (aka a proper paired key w/ the EWS) *
- DME alive and talking to the EWS (particularly important for automatic cars where the DME actually operates the autostart relay… doesn’t apply here)
Carhasn’t cranked too many times without a start (this is an EWS-DME pairing thing but it seldom happens unless you lost DME/EWS sync and just kept cranking over and over again)
- Clutch has to be pressed to floor and switch working or auto has to be in neutral (on USA cars only cuz we too
- Anti-theft/central-locking unlocked
- No security code set in the BC (or there’s a code and
Re: the key paring and the *’s above, it is possible for the key/EWS to lose their sync. This is different than the DME/EWS sync. However for this to happen you basically have to have had a super-super-dead
OK sounds like your battery sucks.
I know I gave all the other info above but you
– Battery cable/ground was loose.
I gave you a whole long explanation of what to check to see if you have other problems and a whole damn long list of things that are required to crank the starter and a picture of a brilliant diagnostic tool that will show you exactly why the starter isn’t being cranked, if it comes down to something EWS related. .
Leaping off the bridge to send out your EWS was not the first thing I’d have done, I’d have tried to get somebody with an INPA setup to scan the car as described and see what the actual problem is first. If you give it half a try there’s almost always some guy around that can help with that. Of