OBD Guide

P1C5F

Oil Viscosity Sensor Circuit Low

P1C5F is an OBD-II diagnostic trouble code meaning: Oil Viscosity Sensor Circuit Low. Common causes: faulty oil viscosity sensor, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine Light Is On
  • Incorrect oil viscosity reading on instrument panel
  • Reduced engine performance
  • Increased fuel consumption

Causes

  • Faulty oil viscosity sensor
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Problems with the engine control unit
  • Low oil level or dirty

How to Fix

  1. Check the oil level and condition
  2. Inspect the sensor circuit for damage
  3. Check sensor connectors for corrosion or poor contact.
  4. Replace oil viscosity sensor if necessary
  5. Check and, if necessary, replace the engine control unit

Related codes

FAQ

What does the P1C5F code mean?

P1C5F is an OBD-II diagnostic trouble code that indicates: Oil Viscosity Sensor Circuit Low

What causes a P1C5F error code?

The most common causes of P1C5F include: Faulty oil viscosity sensor; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the engine control unit.

How do I fix a P1C5F diagnostic trouble code?

To fix P1C5F: Check the oil level and condition. Inspect the sensor circuit for damage. Check sensor connectors for corrosion or poor contact.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1C5F?

Yes, but get it checked soon

How much does it cost to fix P1C5F?

The estimated repair cost for P1C5F is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat