Chevrolet Sonic Repair Manual: Turbocharger Installation
Special Tool
EN-49942 Holding Wrench
For equivalent regional tools, refer to Special Tools.
- Clean the sealing surfaces.
- Replace the connect fittings on the turbocharger coolant feed pipe and the
turbocharger coolant return pipe. Refer to Turbocharger Disassemble and Turbocharger
Assemble.
Note:
Mind the turbocharger oil return pipe.
- Install the turbocharger assembly (1) and a NEW turbocharger gasket (2).
- Connect the turbocharger oil return pipe to the engine while installing
the turbocharger.
- Install the turbocharger coolant feed pipe hollow screw along with 2 NEW
seal rings (1) and (2).
- Install the 8 NEW turbocharger nuts (1).
Caution:
Refer to Fastener Caution.
Caution:
Refer to Torque-to-Yield Fastener Caution.
- Tighten the 8 turbocharger nuts in a sequence as shown to 8 Y (71 lb in)
.
- Repeat the tightening procedure to ensure a proper fastening of the turbocharger
nuts.
- Connect the turbocharger coolant return hose (6) to the oil cooler coolant
inlet pipe and install the turbocharger coolant return pipe bolt (7) to the
oil cooler. Tighten the turbocharger coolant return pipe bolt to 8 Y (71 lb in)
.
- Install the turbocharger oil feed pipe (2) along with a NEW rubber seal
ring.
- Install the turbocharger oil feed pipe hollow screw (4) in compound with
2 NEW seal rings (1) and (3).
- Install the turbocharger oil feed pipe bolt (5) to the oil cooler and tighten
to 10 Y (89 lb in)
.
- Tighten the turbocharger oil feed pipe hollow screw to 30 Y (22 lb ft)
.
Note:
The EN-49942 holding wrench (2) should be installed
to turbocharger coolant feed pipe as shown. The holding wrench should be
installed to avoid twisting of the turbocharger coolant feed pipe during
the fastening procedure.
- Install the EN-49942 holding wrench (2) to the turbocharger coolant
feed pipe. Guide a ratchet wrench (1) along with an extension through EN-49942
holding wrench to the turbocharger coolant feed pipe hollow screw.
Note:
EN-49942 holding wrench (2) should be installed
to turbocharger coolant feed pipe as shown. The holding wrench should be
installed to avoid twist of the turbocharger coolant feed pipe while the
fastening procedure.
- Tighten the turbocharger coolant feed pipe hollow screw with ratchet wrench
and extension (1) to 30 Y (22 lb ft)
.
Special Tool
EN-49940 Remover Quick Connector
For equivalent regional tools, refer to Special Tools.
Remove the 2 turbocharger oil return pipe bolts (2).
Remove the turbo ...
Removal Procedure
Open the hood.
Disconnect battery negative cable. Refer to Battery Negative Cable Disconnection
and Connection.
Remove the exhaust manifold heat shield. Refer ...
Other materials:
Water Outlet Installation
Clean the sealing surfaces.
Install the water outlet (2) and a NEW water outlet seal ring (1).
Caution: Refer to Fastener Caution.
Install the 3 water outlet bolts (3) and tighten to 8 Y (71 lb in).
...
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
from potentially damaging levels of detonation. The ECM uses the knock sensor
system to test for ...
Automatic Transmission Flex Plate Replacement
Automatic Transmission Flex Plate Replacement
Callout
Component Name
Preliminary Procedure
Remove the transmission. Refer to Transmission
Replacement.
Special Tools
EN-470-B Angular Torque Wrench
EN-49979 Crank ...
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