Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2022 Jeep Compass RedFACTORY OEM SERVICE PROCEDURE
Ignition Coil
IGNITION COIL
| Refer to COMPONENT INDEX . |
- The Auto Shutdown (ASD) relay provides battery voltage to the ignition coil.
- The PCM provides a ground path with an internal Low Side Driver (LSD).
- When the PCM opens the LSD, the ground path is broken and the energy in the coil primary.
- The PCM will de-energize the ASD relay if it does not receive the crankshaft position sensor and camshaft position sensor inputs
The spark plugs have resistance values of 3, 000 to 16, 000 ohms when checked with at least a 1000 volt tester. For spark plug identification and specifications. Refer to TECHNICAL SPECIFICATIONS .
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.