Back to 2016 Cadillac ATS

2016 CADILLAC ATS

2.5L I4RWDAUTOMATICgas
2 active safety recalls on this vehicle — view recalls
Repairs0Labor505Torque4920Fluid7DTC960Battery0Maintenance0Recalls2
P0522critical severityPowertrain

Engine Oil Pressure Sensor/Switch Low Input

on 2016 Cadillac ATS 2.5L I4 · RWD

What this code means

Low voltage from oil pressure sensor.

Symptoms

  • Low oil pressure reading
  • Warning light on

Common causes

  • Low actual oil pressure (DANGER)
  • Short to ground in circuit
  • Faulty sensor

Diagnostic steps

  1. IMMEDIATELY check oil level
  2. Test actual pressure with mechanical gauge
  3. Test circuit voltage
  4. Test sensor

Repair notes

If actual oil pressure is low, STOP ENGINE. If sensor fault, replace sensor.

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 →