James Mowat Posted July 13, 2012 Report Posted July 13, 2012 Hi all Just got the ecu into the car, connects fine, all looks ok except for IAT seeing 100c when car is 100% cold  thought i do the firmware update to reduce changes later on DOS screen loads up, ask me if i want to update from 4.8.x to 4.9.3 , select Y , it then comes up with an error that it can on complete the communcation on COM1-9 fails, with only option to exit, http://jbondinc.customer.netspace.net.au/WRX/LinkG4%20wrx3%204%20firmware%20update%20error.jpg Now i am unable to connect to the ecu in the car as 'ecu in boot mode, please run the firmware update again'  any tips James Quote
Scott Posted July 13, 2012 Report Posted July 13, 2012 Hi James, I assume you have tried running the firmware updater again? If this hasn't resolved your issue you will need to send your ECU to Link. If this occurs it is generally because the power supply or comminication to the ECU was interrupted during the firmware update process. Email us at [email protected] Regards, Scott Quote
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