P0529
Fan Speed Sensor Circuit Intermittent
Generic code
Auxiliary Emissions Control
High severity
Hard repair
Free on OBD DashX
Want real-world data on P0529?
See which problems come with P0529, how often it shows up in other vehicles, and how to fix it — step by step.
- Real-world fix data
- How often it happens
- Step-by-step repairs
What P0529 means
- The fault code P0529 indicates that there is an intermittent issue with the circuit that controls the fan speed sensor. This may result in the engine overheating or not cooling properly.
Possible symptoms
- Illuminated check engine light
- Engine overheating or not cooling properly
- Unusual noise coming from the engine compartment
- Reduced engine power or acceleration.
Possible causes
- Loose or corroded electrical connections
- Damaged wiring in the fan speed sensor circuit
- Failed fan speed sensor
- Failed engine control module (ECM)
Related parts
- Cooling Fan: Radiator fan. Problems lead to engine overheating
Possible solutions
- Check and repair any damaged wiring or connections in the fan speed sensor circuit
- Tighten or clean any loose or corroded electrical connections
- Replace the fan speed sensor if necessary
- Replace the engine control module (ECM) if it is found to be faulty
Free on OBD DashX
P0529 on OBD DashX
Real-world causes, how often this code shows up, and the fix — step by step.
Open P0529 No sign-up needed · available in 10 languagesScan your own car
Read and clear fault codes, live data and service resets with the CaRPM app.