Engine Error
P0181
Fuel Temperature Sensor A Circuit Range/Performance
Severity
Low
Symptoms
Extended cranking time, check engine light on
Common Causes
- Sensor reading is out of expected ambient range
- Faulty fuel temperature sensor
- High resistance in the wiring harness
- Block heater left on too long (in extreme cold)
How to Fix
- 1 Replace the fuel temperature sensor
- 2 Check and repair wiring resistance issues
- 3 Clear code and re-test under normal conditions
- 4 Check ambient temp sensor for correlation
Estimated Repair Cost
USD
$50
–
$250
Diagnostic and sensor replacement: 100 - 250