P0606 PCM/ECM Processor Fault code

thomasarie

Member
:
Mazda 2
Need Advice,
I have Mazda CX7 2011, engine light goes on, P0606 - PCM/ECM Processor error.
I had change new PCM, fault didn't come on again. but for few days i have same problem.
i check. fuse ECM short to 12 v Battery ( Key switch off )
short 12 V battery from fuse 15A meter ( from BCM )

Should i change BCM ?
Any advice ?

Thanks
 
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