Well, you can reset all codes, when you in "computer mode" too.
There is subsection in ECM and BCM level - "clear ECM(or BCM) codes"
If you take battery cable off, then (i think) computer forget all settings and you must drive about 20 minutes, then he learns all again.
There is subsection in ECM and BCM level - "clear ECM(or BCM) codes"
If you take battery cable off, then (i think) computer forget all settings and you must drive about 20 minutes, then he learns all again.