P0168

Symptoms

• Reduced engine power
• Engine overheating
• Increased fuel consumption
• Unstable engine idling

Causes

• Fuel temperature sensor malfunction
• Problems with the fuel cooling system
• Fuel tank overheating
• Electrical wiring fault
• Problems with the ECU

How to Fix

1. Check fuel temperature sensor
2. Check the fuel cooling system
3. Make sure that the fuel tank does not overheat
4. Check electrical wiring and contacts
5. If necessary, replace the fuel temperature sensor or ECU

Related codes

Error P0168 by Vehicle Brand