P0180Mercedes-benz C-classYears: 1996 - 2026
Fuel Temperature Sensor 1 Circuit Malfunction
Reviewed by ASE Certified Technician
What does this mean?
Code P0180 indicates a problem with fuel temperature sensor 1. This sensor monitors fuel temperature to help the PCM adjust fuel injection for optimal combustion.
Disclaimer: This diagnostic code is part of the standard OBD2 system and can apply to Mercedes-benz C-class models manufactured from 1996 to 2026. However, please note that the presence of this specific code depends on your vehicle's exact engine configuration, options, and production year.
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Common Causes
Faulty fuel temperature sensor
Damaged, chafed, or broken wiring harness
Corroded or loose electrical connector
Symptoms to Watch For
- Check Engine Light is illuminated
- Difficulty starting the engine
- Decreased fuel economy
- Rough or unstable idle