Back to 2014 Cadillac ATS

2014 CADILLAC ATS

3.6L V6RWDAUTOMATICgas
4 active safety recalls on this vehicle — view recalls
Repairs0Labor505Torque4895Fluid7DTC955Battery0Maintenance0Recalls4
P0119moderate severityPowertrain

ECT Sensor 1 Circuit Intermittent

on 2014 Cadillac ATS 3.6L V6 · RWD

What this code means

The ECT sensor signal is intermittent.

Symptoms

  • Check Engine Light (intermittent)
  • Erratic temp gauge
  • Fan cycling issues

Common causes

  • Loose connector
  • Damaged wiring
  • Intermittent sensor failure

Diagnostic steps

  1. Wiggle test
  2. Monitor ECT signal
  3. Inspect connector

Repair notes

Repair connector or wiring.

Other Powertrain codes on this vehicle

Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →