2015 CADILLAC ATS

2.0L Turbo I4RWDAUTOMATICgasturbo
3 active safety recalls on this vehicle — view recalls
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P0337high severityPowertrain

Crankshaft Position Sensor A Circuit Low Input

on 2015 Cadillac ATS 2.0L Turbo I4 · RWD

What this code means

Low or no signal from CKP sensor.

Symptoms

  • No start
  • Stalling
  • Erratic tachometer

Common causes

  • Faulty sensor
  • Short to ground
  • Wiring open
  • Corroded connector

Diagnostic steps

  1. Test sensor signal
  2. Check for shorts
  3. Inspect wiring and connector

Repair notes

Replace CKP sensor or repair wiring.

Other Powertrain codes on this vehicle

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