Chevrolet Sonic manuals

Chevrolet Sonic Repair Manual: Knock Sensor Replacement



Knock Sensor Replacement

Callout

Component Name

Preliminary Procedures

  1. Disconnect battery negative cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Raise and support the vehicle. Refer to  Lifting and Jacking the Vehicle

1

Knock Sensor Bolt

Caution:

Refer to Fastener Caution.

Procedure

  1. Disconnect the electrical connector.
  2. DO NOT mistake the knock sensor electrical connector with the generator electrical connector.
Tighten


25 Y (18 lb ft)

2

Knock Sensor

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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:

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Cargo Center Courtesy Lamp Bulb Replacement Callout Component Name 1 Rear Compartment Courtesy Lamp Refer to Rear Compartment Courtesy Lamp Replacement 2 Cargo Lamp Bulb ...

Front Floor Console Cover Replacement (Manual Transmission)
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Starting System Description and Operation
The starter motors are non-repairable starter motors. They have pole pieces that are arranged around the armature. Both solenoid windings are energized. The pull-in winding circuit is completed to the ground through the starter motor. The windings work together magnetically to pull and hold in ...

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