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:

Door Locks
Warning Unlocked doors can be dangerous. Passengers, especially children, can easily open the doors and fall out of a moving vehicle. When a door is locked, the handle will not open it. The chance of being thrown out of the vehicle in a crash is increased if the doors are not locked. S ...

Rear Side Door Window Regulator Motor Replacement
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