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 MANUALSCHEVROLET2013SONIC L4-1.8LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSSENSORS AND SWITCHES - COMPUTERS AND CONTROL SYSTEMSKNOCK SENSORLOCATIONS
2013 Chevrolet Sonic L4-1.8L
Knock Sensor: Locations
2013 Chevrolet Sonic L4-1.8LSECTION Locations
Powertrain Component Views
Left Rear of Engine Components - 1.8L (LUW)
1 - B34A Engine Coolant Temperature Sensor 1
2 - B23F Camshaft Position Sensor - Intake
3 - Q17D Fuel Injector 4
4 - Q17C Fuel Injector 3
5 - Q17B Fuel Injector 2
6 - Q17A Fuel Injector 1
7 - Q12 Evaporative Emission Purge Solenoid Valve
8 - Q6F Camshaft Position Actuator Solenoid Valve - Intake
9 - B74 Manifold Absolute Pressure Sensor
10 - Q38 Throttle Body
11 - Q22 Intake Manifold Tuning Solenoid Valve
12 - G13 Generator
13 - B68 Knock Sensor
14 - B52B Heated Oxygen Sensor 2
15 - M64 Starter Motor
16 - B26 Crankshaft Position Sensor
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.