Fist 500 2008 srs no comms

[teerak2uk]

Fiat 500 51782985, 51848079 airbag ECU - no comms anyone know any common issues that causes this vehicle has not been in an accudent

[maucontacto]

Did you check power voltage? Replace dump file. It usually stays with hardware fault but still communicate.

[alex2019]

Fiat 500 51782985, 51848079 airbag ECU - no comms anyone know any common issues that causes this vehicle has not been in an accudent
happened to me once, it was hardware issues, also check if the seatbelt indicator is flashing or not.

[teerak2uk]

happened to me once, it was hardware issues, also check if the seatbelt indicator is flashing or not.Yes seatbelt light is also on and mileage flashing

[Meat-Head]

milearge flashing

ON/OFF TOPIC

LOOK on steering wheel for buttons for hands free proxy alignment issuse
but before you bail press hard on obd plug and hit read and use different machines

[teerak2uk]

Yes I've had one before an was btbox failed but I have Comms with everything just not srs

[alex2019]

Yes I've had one before an was btbox failed but I have Comms with everything just not srs
have you checked the airbag fuse?

[Meat-Head]

Stupid question but “why” are you talking to it?

not even a fiat driver wakes up in the morning and thinks

”today take car for diagnostic scan on airbag, kfc lunch then b&q for 2pm, there an offer on compost”

[slick_dick]

Stupid question but “why” are you talking to it?

not even a fiat driver wakes up in the morning and thinks

”today take car for diagnostic scan on airbag, kfc lunch then b&q for 2pm, there an offer on compost”

:goodpost:


I would:-

inspect airbag ecu for damage

confirm fuses are not blown

find a replacement (i got tonnes)

fit and make sure there is comms

finally proxy align via bcm special functions

br

slick

[teerak2uk]

:goodpost:


I would:-

inspect airbag ecu for damage

confirm fuses are not blown

find a replacement (i got tonnes)

fit and make sure there is comms

finally proxy align via bcm special functions

br

slickWill inspect tomorrow and if looks ok try and get a read from the eeprom and see

[Meat-Head]

If you have it in bits, solder two thin bits of speaker wire on the big capacitor
you can then confirm t’ voktafe to it

[teerak2uk]

If you have it in bits, solder two thin bits of speaker wire on the big capacitor
you can then confirm t’ voktafe to itWhilst plugged in or you mean to check it's storing power

[Meat-Head]

Meant temporary/permanent so you can check ut has power

NEVER NEVER HAVE A AIRBAG MODULE POWERED UP IN FREE AIR ALWAYS BOLT DOWN

THERE IS A TRUE STORY OF SOMEBODY HAD A PROBLEM, TECHNICAL SUPPORT

ASKED A QUESTION AND ONLY HEARD *BOOOOOOOM*. GUY TIPPED LIVE MODULE

WITH IGNITION ON AND BLEW ALL AIRBAGS

[ninja123]

is there any fix for this no comms issue?

I see ebay seller offering repair

[teerak2uk]

is there any fix for this no comms issue?

I see ebay seller offering repairMy customer sent his for repair they sent a different one back I had to write the dump from his original one into it