volvo v50 cem immo/ synch

[Helder Costa]

hi,
i have volvo v50 1.6d ecu edc16c34 and sometimes car start perfectly and another tims dont work, says immo problem.
anybody knows what it is? maybe synronize problems??

[kaponne]

check wiring plugs in cem to fine contact.

[Helder Costa]

wires and plugs is ok. key is all times ok. and car sometimes start another times dont. ex: now i try and car start, turn off key and try again and car dont start, or yes. depends. strange

[kaponne]

try with second key. is it same situation?