Question

2002 Jeep Grand Cherokee with OBDII codes P0711 and P0622, what could be the problem?

Answer 1

Hi there,

The code P0711 indicates an issue with the transmission fluid temp sensor. Here is some info for you.

P0711 JEEP - Transmission Fluid Temperature Sensor Range Performance
Read more: https://www.autocodes.com/p0711_jeep.html

The code P0611 indicates an issue with the alternator. Here is some info for you.

P0622 - Generator Field Control Circuit Malfunction
Read more: https://www.autocodes.com/p0622.html