Chevrolet Sonic Repair Manual: Piston and Connecting Rod Disassemble
- Remove the piston with connection rod. Refer to Piston, Connecting Rod, and Bearing Removal.
- Detach the piston from the connection rod.
- Remove the retainer (1) from the piston eye.
- Press the piston pin out of the piston.
- Remove the piston rings, using piston ring pliers (1).
Remove oil carbon from the groove with a split piston ring, filed to a wedge-shape.
- Measure the piston ring gap.
Note:
Note installation position of the piston in respect of the connection rod.
Note:
Do not damage the bore.
- Tension the piston ring in the cylinder and measure the gap with a feeler gauge.
- Permissible ring gap:
- Rectangular compression ring (1): 0.20-0.40 mm (0.007-0.015 in)
- Tapered compression ring (2): 0.40-0.60 mm (0.015-0.023 in)
- Oil scraper ring (3): 0.25-0.75 mm (0.009-0.029 in)
Permissible vertical play:
- Rectangular compression ring (1): 0.04-0.08 mm (0.001-0.003 in)
- Tapered compression ring (2): 0.03-0.07 mm (0.001-0.002 in)
- Oil scraper ring (3): 0.03-0.13 mm (0.001-0.005 in)
Piston and Connecting Rod Assemble
Special Tools
EN-49941 Remover / Installer Piston Retainer Ring
For equivalent regional tools, refer to Special Tools.
Note: Lubricate the piston pin with clean engine oil.
In ...
Piston, Connecting Rod, and Bearing Cleaning and Inspection
Special Tools
EN-470-B Angular Torque Wrench
For equivalent regional tools, refer to Special Tools.
Visual Inspection And Cleaning Procedure
Connecting Rod
Warning: Wear safety gla ...
Other materials:
Special Tools
Illustration
Tool Number/Description
EL 38758
EL 50074
J 38758
Parasitic Draw Test Switch
EL 50313
EL 42000
EL 50076
J 42000
...
Headlight and turn signal switch
Headlight switch
Basic information
CAUTION
In the Nissan Armada, always operate the headlights with the engine running
to prevent unnecessary battery discharge and ensure reliable electrical system performance.
Example
Lighting
Type A (if so equipped):
Rotate the switch to the
...
Fog light switch
Front fog lights
Front fog lights (example)
In the Nissan Armada, the front fog lights are designed to improve visibility
in challenging weather conditions such as fog, rain, or snow by illuminating the
road surface at a lower angle.
To activate the fog lights in the Nissan Armada, first ...
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