Sun in the 2nd house (Dhana, the house of wealth) brings the significations of Sun, namely soul (atma), father, authority & government, into the area of wealth, family, speech and the resources you gather. The 2nd house governs accumulated wealth, family, speech, food & values.
Results of Sun in the 2nd House
Sun is a malefic planet, so here it tends to bring low confidence, ego conflicts, trouble with father or bosses, and weak vitality focused on wealth, family, speech and the resources you gather.The exact result depends on which sign Sun occupies here and the aspects it receives.
When It Activates
These results typically surface during the Vimshottari mahadasha or antardasha of Sun, and when transiting planets trigger the 2nd house. A well-placed Sun here supports financial stability, a supportive family and pleasant, truthful speech; when afflicted it can indicate money troubles, family friction and harsh or careless speech.