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.
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HOMESERVICE MANUALSCHEVROLET2002CAVALIER BASE, 4D SEDAN, 2.4 TREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS SELF-DIAGNOSTICS - 2.4LDIAGNOSTIC TESTSDTC P0325: KNOCK SENSOR MODULE CIRCUITTEST DESCRIPTION
2002 Chevrolet Cavalier Base, 4D Sedan, 2.4 T
Test Description
2002 Chevrolet Cavalier Base, 4D Sedan, 2.4 TSECTION Test Description
The numbers below refer to the step numbers on the diagnostic procedure.
- 2
This step ensures the malfunction is present. - 3
This step ensures that the KS is capable of detecting detonation and producing a signal. - 6
If the KS signal wire is shorted to ground or shorted to voltage, the KS may still produce a signal. - 7
If the KS signal low reference is shorted to ground, or shorted to voltage, the KS may still produce a signal.
RENDER: 1.0x
NO RELATED
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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.