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gen 4 ecu codes

Sun Jan 08, 2017 10:59 pm

Hey i just did a gen 4 3sgte engine conversion and did the wiring my self. now i want to know if there is a way to check fault codes just by using the wires out of the ecu as i didn't wire in the check connector. can anyone help me with this please.
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Re: gen 4 ecu codes

Mon Jan 09, 2017 8:44 pm

Yes, all you need to do is ground one of the wires from the ECU.
Off the top of my head I don't remember exactly which wire on the 4th gen.
Off the top of my head on older ones it can be either Tc, TE, TE1 or TE2.

Re: gen 4 ecu codes

Mon Jan 09, 2017 10:08 pm

cool thank you for that will try it today after work
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