P0187
Fuel Temperature Sensor B Circuit Low
P0187 is an OBD-II diagnostic trouble code meaning: Fuel Temperature Sensor B Circuit Low. Common causes: fuel temperature sensor b malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- Unstable engine operation
- Increased fuel consumption
- Difficulty starting the engine
Causes
- Fuel temperature sensor B malfunction
- Open or short circuit in wiring harness
- Poor contact in the sensor connector
- ECU malfunction
How to Fix
- Check the integrity of the sensor wiring harness
- Check the connections in the sensor connector
- Replace fuel temperature sensor B if necessary
- Check the operation of the computer
Related codes
Error P0187 by Vehicle Brand
FAQ
What does the P0187 code mean?
P0187 is an OBD-II diagnostic trouble code that indicates: Fuel Temperature Sensor B Circuit Low
What causes a P0187 error code?
The most common causes of P0187 include: Fuel temperature sensor B malfunction; Open or short circuit in wiring harness; Poor contact in the sensor connector; ECU malfunction.
How do I fix a P0187 diagnostic trouble code?
To fix P0187: Check the integrity of the sensor wiring harness. Check the connections in the sensor connector. Replace fuel temperature sensor B if necessary. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0187?
Limited driving only, diagnose soon
How much does it cost to fix P0187?
The estimated repair cost for P0187 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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