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Chevrolet Sonic Repair Manual: Engine Front Cover and Oil Pump Disassemble

Chevrolet Sonic Repair Manual / Powertrain / Engine / Engine Block / Cylinder Block / Engine Front Cover and Oil Pump Disassemble

Engine Front Cover Disassemble

    Remove the intake camshaft position sensor bolt (1).
  1. Remove the intake camshaft position sensor bolt (1).
  2. Remove the intake camshaft position sensor (2) and the seal ring (3).
  3. Remove the exhaust camshaft position sensor bolt (6).
  4. Remove the exhaust camshaft position sensor (5) and the seal ring (4).
  5. Remove the oil pressure relief valve (7, 8 and 9)
  6. Remove the crankshaft front oil seal (10).
Oil Pump Removal

    Remove the 8 oil pump cover bolts (1).
  1. Remove the 8 oil pump cover bolts (1).
  2. Remove the oil pump cover (2).

    3. Warning:

    Before removing the spring, cover the spring with a towel to prevent the spring from flying and possibly causing damage or personal injury.

    Note:

    Position a screw driver between the oil pump slide spring windings (2).

  3. Protect the engine front cover edge (1) with a suitable piece of plastic.
  4. Compress the oil pump slide spring with a screw driver and remove the oil pump slide spring along with the oil pump slide spring pin.

    5. Note:

    Mind the installation position of the oil pump components.

  5. Remove the oil pump components in the following order:
    1. Outer oil pump vane ring (1).
    2. Oil pump vane rotor (3) and the 7 oil pump vanes (2).
    3. Inner oil pump vane ring (6).
    4. Oil pump slide (4) and the 2 oil pump slide seals with the 2 oil pump slide seal springs (5).
Engine Front Cover and Oil Pump Cleaning and Inspection
Engine Front Cover Cleaning Procedure Clean the engine front cover sealing surface. Warning: Wear safety glasses when using compressed air in order to prevent eye injury. ...

Engine Front Cover and Oil Pump Installation
Special Tools EN-952 Fixing Pin EN-953-A Fixing Tool EN-49977-100 Transmitter Disc Fixation EN-49977-200 Fixing Tool For equivalent regional tools, refer to Special Tools. ...

Other materials:

Starting Procedure
1. With your foot off the accelerator pedal, turn the ignition to START. When the engine cranks, let go of the key. The idle speed will go down as the engine gets warm. The vehicle has a Computer-Controlled Cranking System. It assists in starting the engine and protects components. If the ign ...

Towing the Vehicle
Notice: Incorrectly towing a disabled vehicle may cause damage. The damage would not be covered by the vehicle warranty. Do not lash or hook to the chassis components including the front and rear subframes, suspension control arms and links during towing and recovery of a disabled vehicl ...

Accelerator Pedal Position Sensor Replacement
Accelerator Pedal Position Sensor Replacement Callout Component Name Preliminary Procedure Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. 1 ...

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