P1617

Symptoms

• Check engine light is on
• Incorrect oil level readings on the instrument panel
• No oil level readings
• False low oil warning

Causes

• Oil level sensor malfunction
• Open or short circuit in the sensor circuit
• Poor contact in the sensor connector
• Wiring harness damage
• Problems with the engine control unit

How to Fix

1. Check the actual oil level with a dipstick
2. Visually inspect the oil level sensor and its connection
3. Check the integrity of the sensor circuit with a tester
4. Replace the oil level sensor if necessary
5. Clean or replace connectors if there is corrosion.

Related codes

Error P1617 by Vehicle Brand