Chevrolet Sonic Repair Manual: Crankshaft Position System Variation Learn

Chevrolet Sonic Repair Manual / Powertrain / Engine / Engine Block / Cylinder Block / Crankshaft Position System Variation Learn

Note:

The crankshaft position sensor system variation learn procedure is required when the following service procedures have been performed, regardless of whether DTC P0315 is set:

Engine replacement
Engine control module (ECM) replacement
Crankshaft damper replacement
Crankshaft replacement
Crankshaft Position Sensor Replacement
Any engine repairs which disturb the crankshaft to crankshaft position sensor relationship

Note:

The ECM monitors certain component signals to determine if all the conditions are met to continue with the Crankshaft Position Variation Learn procedure.

Ignition ON, observe the DTC information with a scan tool. Verify no other DTCs are set, except DTCs P0300–P0304, or P0315.

If DTCs are set, except DTCs P0300–P0304, or P0315, refer to Diagnostic Trouble Code (DTC) List - Vehicle for further diagnosis.

Select the Crankshaft Position Variation Learn Procedure with a scan tool and follow the on screen instructions:

Verify DTC P0315 does not set.

If DTC P0315 set, or another DTC is present refer to Diagnostic Trouble Code (DTC) List - Vehicle for the applicable DTC that set.

If the DTC does not set

All OK.

Crankshaft Balancer Replacement

Special Tools EN-470–B Angular Torque Wrench EN-49979 Crankshaft Shock Mount Retainer For equivalent regional tools, refer to Special Tools. Removal Procedure Raise and suppo ...

Crankshaft and Bearing Cleaning and Inspection

Special Tools EN-45059 Torque Angle Sensor Kit GE-571-B Dial Gauge For equivalent regional tools, refer to Special Tools. Crankshaft End Play, Check Note: Cranksha ...

Other materials:

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Front Bumper Fascia Opening Lower Cover Replacement
Front Bumper Fascia Opening Lower Cover Replacement Callout Component Name 1 Front Bumper Fascia Opening Lower Cover Push-In Retainer 2 Front Bumper Fascia Opening Lower Cover Bolt (Qty:?€� ...

Water Pump Pulley Removal
Loosen the 3 water pump pulley bolts (2) while holding up the water pump pulley hub with a wrench. Remove the 3 water pump pulley bolts (2). Remove the water pump pulley (1). ...

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