2012 Chevrolet VoltFACTORY OEM SERVICE PROCEDURE

Crankshaft Position Sensor Replacement

Fig 1: Crankshaft Position Sensor
GM2378041Courtesy of GENERAL MOTORS COMPANY
Crankshaft Position Sensor Replacement

Callout Component Name
WARNING:

Do not use a service jack in locations other than those specified to lift this vehicle. Lifting the vehicle with a jack in those other locations could cause the vehicle to slip off the jack and roll; this could cause injury or death.

Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
1 Crankshaft Position Sensor Fastener
CAUTION:

Refer to Fastener Caution .


Tighten 
8 N.m (71 lb in)
2 Crankshaft Position Sensor

Procedure

  1. Perform the crank variation learn procedure. Refer to Crankshaft Position System Variation Learn .
  2. Disconnect the electrical connector.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.