P1189 Ford Code - Pump Speed Signal Fault
Quick Answer
The P1189 Ford code indicates a Pump Speed Signal Fault, specifically related to the vehicle's fuel pump. Common causes include Malfunctioning fuel pump speed sensor, Faulty fuel pump, Wiring issues (corrosion, damaged wiring). Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1189 Ford indicates Pump Speed Signal Fault.
- Common causes
- Common causes include Malfunctioning fuel pump speed sensor, Faulty fuel pump, Wiring issues (corrosion, damaged wiring).
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P1189 Ford Description
The P1189 Ford code indicates a Pump Speed Signal Fault, specifically related to the vehicle's fuel pump. This fault occurs when the engine control module (ECM) detects an issue with the signal being received from the fuel pump speed sensor. The fuel pump speed sensor is responsible for monitoring the speed at which the fuel pump is operating, allowing the ECM to adjust fuel delivery accordingly. When this signal is not within the expected range, it can lead to various performance issues and potentially cause long-term damage to the vehicle.
Common Causes of P1189 Ford
- Malfunctioning fuel pump speed sensor
- Faulty fuel pump
- Wiring issues (corrosion, damaged wiring)
- ECM malfunction
- Electrical problems (corroded connectors)
Symptoms of P1189 Ford
- Engine misfires or runs rough
- Decreased fuel efficiency
- Engine stalling or hesitation during acceleration
- Difficulty starting the engine
How to Fix P1189 Ford
- Diagnose the issue by using a scan tool to retrieve the fault code and inspecting the fuel pump speed sensor, wiring, and fuel pump for any visible damage.
- Replace the faulty fuel pump speed sensor if necessary, ensuring it is properly calibrated and secured.
- Check and repair any damaged wiring or connectors in the fuel pump circuit.
- Test the fuel pump operation and signal to ensure the issue has been resolved.
- Clear the fault code and perform a test drive to verify that the symptoms have been addressed.
Cost to Fix P1189 Ford
The cost of repairing a Pump Speed Signal Fault can vary depending on the specific cause of the issue and the parts required for the repair. In general, the cost of replacing a fuel pump speed sensor ranges from $100 to $200, while a new fuel pump can cost between $300 and $500. Labor costs for this type of repair typically range from $150 to $300, depending on the shop's hourly rate and the complexity of the repair. It is recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate based on your vehicle's make and model.
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