Chevrolet Sonic Repair Manual: Crankshaft Position System Variation Learn

Chevrolet Sonic Repair Manual / Powertrain / Internal Combustion Powertrain Control / Engine Control / General / 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.

Charge Air Cooler Replacement

Charge Air Cooler Replacement Callout Component Name Preliminary Procedures Disconnect the negative battery cable. Refer to Battery ...

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:

Rear Wheelhouse Liner Replacement (Sedan - Right)
Rear Wheelhouse Liner Replacement Callout Component Name Preliminary Procedure Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation. 1 Rear Wheelhouse Panel Liner ...

Airbag Instrument Panel Module Replacement
Airbag Instrument Panel Module Replacement Callout Component Name Warning: Refer to SIR Inflator Module Handling and Storage Warning. Warning: Refer to SIR Warning. Preliminary Procedure Disable t ...

Ball Joint Inspection
Caution: Refer to Vehicle Lifting and Jacking Caution. Raise the front of the vehicle to allow the front suspension to hang free. Grasp the tire at the top and the bottom. Move the top of the tire in an in-and-out motion. Look for any horizontal movement of the knuckle relativ ...

0.0084