Saab 9-3 1999 99 Turbo MT ECU ECM TRIONIC Engine Computer 5171152
Saab 9-3 turbo engine ECU
Up for sale is a Working, in excellent condition Saab 9-3 Turbo Trionic ECU. Part number-- 5171152 for manual transmission cars.
This is original to 1999 9-3's with the manual transmission, with the full pressure turbo. - you must still check your original part number off your original because there are a few variants of these even among the car it's listed for,
Unit is used, & comes with a 30 day functionality guarantee. Trionic ECU failures that will cause a no-start condition not very common, but they do occasionally occur. More frequently however the mosfets for the BPC (boost pressure control) DO frequently fail, which will cause you to only get base boost and nothing but that. If you have replaced your BPC, and still don't get boost - very likely your ECM has failed it's BPC mosfets! Occasionally these control units will also develop a problem where they will throw erroneous check engine lights. If this happens, replacement is the only option.
This unit is also great for self tuning of your car with T5 Suite! Add header pins to this unit, and tune - you can use it on ANY Trionic 5 car for the purposes of tuning 1994-1999. Keep your original ECM as an original unit.