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:

Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the oil must be warm and the vehicle must be on level ground. The engine oil dipstick handle is a loop. See Engine Compartment Overview for the location of the engine oil dipstick. 1. I ...

Front Side Door Window Switch Replacement (Left Side)
Front Side Door Window Switch Replacement Callout Component Name Preliminary Procedure Remove the front side door window switch bezel. Refer to Front Side Door Window Switch Bezel Replacement. 1 ...

Brake Rotor Assembled Lateral Runout Correction - Indexing
Special Tools CH-45101-100 Conical Brake Rotor Washers For equivalent regional tools, refer to Special Tools. Warning: Refer to Brake Dust Warning. Note: Brake rotor thickness variation MUST be checked BEFORE checking for assembled lateral runout (LRO). Thi ...

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