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.
2007 Saturn ION L4-2.0L SCFACTORY OEM SERVICE PROCEDURE
Crankshaft Position Sensor: Service and Repair
Crankshaft Position Sensor Replacement
Removal Procedure
1. Remove the starter.
2. Disconnect the crankshaft position (CKP) sensor electrical connector.
3. Remove the CKP sensor bolt.
4. Remove the CKP sensor (2).
Installation Procedure
1. Inspect the CKP sensor O-ring and lubricate with a mineral based grease.
2. Gently insert the CKP sensor (2) into the block.
Notice: Refer to Fastener Notice.
3. Install the CKP sensor bolt.
Tighten the CKP sensor bolt to 10 N.m (89 lb in).
4. Reconnect the CKP sensor electrical connector.
5. Install the starter.
6. Perform the CKP system Variation Learn Procedure. Refer to Crankshaft Position System Variation Learn. Service and Repair
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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