P0527
Fan Speed Sensor Circuit Range/Performance
P0527 is an OBD-II diagnostic trouble code meaning: Fan Speed Sensor Circuit Range/Performance. Common causes: fan speed sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $22–89.
Symptoms
- Engine overheating
- Unstable cooling fan operation
- Fan turning on at maximum speed for no reason
- Check Engine Light Illuminates
Causes
- Fan speed sensor malfunction
- Open or short circuit in wiring harness
- Poor contact in connectors
- Fan control module malfunction
- Problems with the engine ECU
How to Fix
- Check the integrity of the sensor wiring harness
- Clean connector contacts
- Test the fan speed sensor
- Check the operation of the fan control module
- If necessary, replace the sensor or repair the wiring
Related codes
Error P0527 by Vehicle Brand
FAQ
What does the P0527 code mean?
P0527 is an OBD-II diagnostic trouble code that indicates: Fan Speed Sensor Circuit Range/Performance
What causes a P0527 error code?
The most common causes of P0527 include: Fan speed sensor malfunction; Open or short circuit in wiring harness; Poor contact in connectors; Fan control module malfunction.
How do I fix a P0527 diagnostic trouble code?
To fix P0527: Check the integrity of the sensor wiring harness. Clean connector contacts. Test the fan speed sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0527?
Limited driving only, diagnose soon
How much does it cost to fix P0527?
The estimated repair cost for P0527 is $22–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat