MPPS Error message

by **mpkjackson@gmail.com** » Sun Apr 28, 2013 7:49 pm

Hi everyone, just come to my first remapping job on a BMW 320D and have come across a problem when writing the modified remapping file to the ECU can anyone help me please. See you tube link here.

https://www.youtube.com/watch?v=wBRyg_c ... ata_player

Thanks,

Mark Jackson

by **Dakta** » Sun Apr 28, 2013 8:21 pm

negative response, conditions not correct - try ignition on without the engine running ;)

by **mpkjackson@gmail.com** » Sun Apr 28, 2013 8:57 pm

I will try that thankyou. I have left the engine running to keep the 14v requirement. If I turn the engine off it drops to 12v how am I best regularing 14v without the engine running. Ta

by **dean21b** » Sun Apr 28, 2013 9:08 pm

Hi, you can`t flash any ecu with engine on, must be engine off and for a bmw ecu the voltage must be min. 13.5V
;)

by **mpkjackson@gmail.com** » Sun Apr 28, 2013 9:20 pm

Thanks for everyones advice I will try it. But how do I apply more voltage? Am I best buying a car battery charger to maintain voltage??

by **dean21b** » Sun Apr 28, 2013 9:35 pm

Yes, car battery charger or flash on the bench

by **Auditune** » Sun Apr 28, 2013 9:53 pm

run the car round the block with all aux off a/c radio ect and when u come back make sure all aux off ign on and you will be fine if u dont have charger at hand
i only use charge on med9 ecu as some are a 20min read write but bmw should be 5mind tops edc

by **mpkjackson@gmail.com** » Mon Apr 29, 2013 12:04 am

Thanks guys... I will give it another go tomorrow night now. Going to make purchase of a battery charger and extension. Let you know how I go on... :D