P0116 Dodge - Dakota

Question

• changed spark plugs now runs horrible also had a leak in the coolant. Now barely starts and shows check engine light

Answer 1

P0116 Engine coolant temperature sensor circuit performance

Coolant leaks and low coolant level will cause this code condition . P0116 will not cause a horrible running condition, when the sparkplug where change the throttle body air intake boot had to be removed to gain access to some sparkplug check for any disconnected ignition coil connection that can contribute to this condition.