Chevrolet Sonic Repair Manual: Ignition System

Fuel Tank Replacement

Removal Procedure Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Relieve the fuel pressure. Refer to Fuel Pressure Relief. ...

Electronic Ignition System Description

Electronic Ignition System Operation The electronic ignition system produces and controls the high energy secondary spark. This spark ignites the compressed air/fuel mixture at precisely t ...

Other materials:

Starting the Engine
The vehicle has a Computer-Controlled Cranking System. It assists in starting the engine and protects components. If the ignition key is turned to START and then released when the engine begins cranking, the engine will continue cranking for a few seconds or until the engine starts. If the eng ...

Strut and Shock Absorber Inspection
Note: The strut assembly DOES NOT have to be removed from the vehicle to perform the following inspection procedure. Note: A light film of oil on the top portion of the strut is normal. DO NOT replace the strut for this condition. Condition 1 Oil or fluid residue only o ...

Camshaft Timing Chain Inspection
Special Tools EN-952 Fixing Pin EN-953-A Fixing Tool EN-49977-100 Transmitter Disc Fixation For equivalent regional tools, refer to Special Tools. Remove the ignition coil. Refer to Ignition Coil Replacement. Remove the camshaft cover. Refer to Camshaft Cover Replacement. ...