What are the Autopilot Minimums for a C-172 G1000? (GA Pilot)

On a C-172 (G1000 Avionics), what would be the AutoPilot minimums OR at what altitude would one need to disengage the auto-pilot and take controls for:

1) Precision Approaches

2) Non-Precision Approaches

3) Visual Approaches ..?
Typically, the aircraft flight manual will identify this. In your particular case (Cessna 172 G1000), it is 200 feet AGL for all approach types.

The C-172 can be fitted with either a Garmin GFC 700, or a Bendix/King KAP 140.

For the GFC 700, it is listed in the aircraft operating limitations:



In the case of the KAP 140, it is listed in the autopilot supplement: