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 MANUALSCHRYSLER1999300M V6-3.5L VIN GREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSKNOCK SENSORSERVICE AND REPAIR
1999 Chrysler 300M V6-3.5L VIN G
Knock Sensor: Service and Repair
1999 Chrysler 300M V6-3.5L VIN GSECTION Service and Repair
The engine uses one knock sensor(s). The sensor is bolted into the cylinder block, directly below the intake manifold.
REMOVAL
1. Remove intake manifold plenum and intake manifold.
2. Disconnect electrical connector from knock sensor(s).
3. Use a crows foot socket to remove the knock sensor bolt.
INSTALLATION
1. Install knock sensor. Tighten bolt to 10 N.m (7 ft. lbs.) torque. Over or under tightening affects knock sensor performance, possibly causing improper spark control.
2. Attach electrical connector to knock sensor.
3. Install the cylinder head.
4. Install intake manifold plenum and intake manifold.
REMOVAL
1. Remove intake manifold plenum and intake manifold.
Knock Sensor:
2. Disconnect electrical connector from knock sensor(s).
3. Use a crows foot socket to remove the knock sensor bolt.
INSTALLATION
1. Install knock sensor. Tighten bolt to 10 N.m (7 ft. lbs.) torque. Over or under tightening affects knock sensor performance, possibly causing improper spark control.
2. Attach electrical connector to knock sensor.
3. Install the cylinder head.
4. Install intake manifold plenum and intake manifold.
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.