No, disconnecting the battery is only step towards a "Security" relearn not a case relearn . When changing the PCM a case relearn is still required.
I had South Auto Pro do mine a few years back for a case of beer.... just phoned them.... they want me to book in my vehicle and the whole nine. told the guy to go shove it. Still looking to see who else does it without charging a half hour of labor for what is literally a 2 min operation to complete.
Phone around and tell people you replaced your Crankshaft Angle Sensor, most people understand what you require after you tell them that
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