Chevrolet Sonic Repair Manual: Knock Sensor Replacement

Chevrolet Sonic Repair Manual / Powertrain / Internal Combustion Powertrain Control / Engine Control / Engine Control Sensors / Knock Sensor Replacement

Knock Sensor Replacement
Callout	Component Name
Preliminary Procedures Disconnect battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
1	Knock Sensor Bolt Caution: Refer to Fastener Caution. Procedure Disconnect the electrical connector. DO NOT mistake the knock sensor electrical connector with the generator electrical connector. Tighten 25 Y (18 lb ft)
2	Knock Sensor

Evaporator Air Temperature Sensor Replacement (LHD)

Evaporator Air Temperature Sensor Replacement Callout Component Name 1 Evaporator Air Refrigerant Temperature Sensor ...

Knock Sensor System Description

Circuit/System Description The knock sensor system enables the engine control module (ECM) to control the ignition timing for the best possible performance while protecting the engine ...

Other materials:

Hood
To open the hood: 1. Pull the hood release handle inside the vehicle. It is located on the lower left side of the instrument panel. 2. Go to the front of the vehicle and move the secondary hood release lever toward the right side of the vehicle. 3. Lift the hood and release the hood pro ...

Headlining Trim Panel Replacement (Sedan with Sunroof)
Headlining Trim Panel Replacement Callout Component Name Warning: Do not attempt to repair or alter the head impact energy-absorbing material glued to the headliner or to the garnish trims. If the material is damaged ...

Drive Belt Installation
Special Tools EN-955 Locking Pins EN-48488 Holding Wrench For equivalent regional tools, refer to Special Tools. Note: Ensure that the drive belt tensioner is held with EN-955?E locking pin. Install the drive belt. Move the drive belt tensioner clockwise until EN- ...

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