>> B << Thermostat Installation

WARNING: This page is about a different car, the 2014 Mitsubishi Outlander. However, it is still accessible from the selected car via links, so may be relevant.

Install the thermostat with the jiggle-valve facing almost straight upwards.

Fig 1: Identifying Thermostat Jiggle-Valve

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.