Fuel Temperature Sensor A Circuit Intermittent

Where it lives

For P0184, the sensor sits on the circuit this code reports. The description of P0184 reports a fault at the sensor.

Check these first

• A loose sensor A connector
• Chafed wiring on the fuel temperature sensor A circuit
• A failing sensor A element
• Water inside the sensor A connector
• A poor ground on the sensor A circuit

What to do next

1. Wiggle test the sensor A connector on live data
2. Inspect the sensor A wiring for chafing
3. Check the connector for water intrusion
4. Replace fuel temperature sensor A if the signal jumps
5. Clean and reseat the connector and ground
6. Clear the code and retest

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