Back to 2015 Cadillac ATS

2015 CADILLAC ATS

2.5L I4RWDAUTOMATICgas
3 active safety recalls on this vehicle — view recalls
Repairs0Labor505Torque4920Fluid7DTC959Battery0Maintenance0Recalls3
P2009moderate severityPowertrain

Intake Manifold Runner Control Circuit Low Bank 1

on 2015 Cadillac ATS 2.5L I4 · RWD

What this code means

Low voltage/current in the intake manifold runner control circuit bank 1.

Symptoms

  • Check engine light
  • Sluggish throttle response

Common causes

  • Short to ground in wiring
  • Corroded connector
  • Failed actuator

Diagnostic steps

  1. Measure actuator circuit voltage
  2. Check wiring for shorts to ground

Repair notes

Repair short circuit or replace actuator.

Other Powertrain codes on this vehicle

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