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 MANUALSCHEVROLET2012SONIC L4-1.4L TURBOREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSSENSORS AND SWITCHES - COMPUTERS AND CONTROL SYSTEMSKNOCK SENSORLOCATIONS
2012 Chevrolet Sonic L4-1.4L Turbo
Knock Sensor: Locations
2012 Chevrolet Sonic L4-1.4L TurboSECTION Locations
Powertrain Component Views
Right Rear of Engine Components- 1.4L (LUV)
1 - Q12 Evaporative Emission Purge Solenoid Valve
2 - Q38 Throttle Body
3 - B23F Camshaft Position Sensor - Intake
4 - Q6F Camshaft Position Actuator Solenoid Valve - Intake
5 - G13 Generator
6 - B68 Knock Sensor
7 - B52B Heated Oxygen Sensor 2
8 - B26 Crankshaft Position Sensor
9 - M64 Starter Motor
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.