P1933 Ford Code - Fuel Additive Pump Control Circuit Low
Quick Answer
The P1933 Ford diagnostic trouble code indicates a problem with the Fuel Additive Pump Control Circuit being detected as low. Common causes include Faulty fuel additive pump, Wiring issues in the control circuit, Corrosion or loose connections in the circuit. 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
- P1933 Ford indicates Fuel Additive Pump Control Circuit Low.
- Common causes
- Common causes include Faulty fuel additive pump, Wiring issues in the control circuit, Corrosion or loose connections in the circuit.
- 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 P1933 Ford Description
The P1933 Ford diagnostic trouble code indicates a problem with the Fuel Additive Pump Control Circuit being detected as low. In modern vehicles, the fuel additive pump is responsible for injecting fuel additives into the fuel system to improve combustion efficiency, reduce emissions, and maintain optimal engine performance. The control circuit is a crucial component that manages the operation of the fuel additive pump. When this circuit is detected as low, it means that there is a voltage or resistance issue within the control circuit, which can prevent the fuel additive pump from functioning correctly.
Common Causes of P1933 Ford
- Faulty fuel additive pump
- Wiring issues in the control circuit
- Corrosion or loose connections in the circuit
- Defective fuel additive pump control module
- Electrical issues such as blown fuses or relays
Symptoms of P1933 Ford
- Decreased fuel efficiency
- Increased emissions
- Rough idling
- Hesitation during acceleration
- Engine misfires
How to Fix P1933 Ford
- Diagnose the exact cause of the issue by conducting a thorough inspection of the fuel additive pump, control circuit, wiring, and related components.
- Test the fuel additive pump and control circuit for proper voltage and resistance levels.
- Repair or replace any damaged wiring, connectors, or components in the control circuit.
- Replace the fuel additive pump if it is found to be faulty.
- Clear the diagnostic trouble codes, reset the vehicle's computer, and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P1933 Ford
The cost of repairing the P1933 Ford code can vary depending on the specific cause of the issue and the labor rates at the repair facility. On average, the repair costs for this issue may range from $150 to $500, including parts and labor. It is recommended to consult with a qualified mechanic or dealership for a more accurate cost estimate based on your vehicle's make and model.
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Frequently Asked Questions about P1933 Ford Code
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