If the Check Engine light of your Jeep is on and the scanner shows the P0356 code, it means the ECU has detected the following problem:
"Ignition Coil E Primary/Secondary Circuit Malfunction"
Keep in mind that the severity and repairs for this code depend entirely on the specifications of your Jeep, whether diesel, petrol, or hybrid.
Instead of changing parts blindly, use the CarWatch AI assistant. Scan your Jeep's sensors in real-time and find out the root cause of the P0356 fault before going to the shop.
👉 Diagnose my Jeep for FreeTo clear the engine light and read the P0356 code from your phone, you need an OBD2 adapter compatible with the Jeep ECU.
🛒 View Compatible Scanner on Amazon