P1235 Code - Fuel Pump Control Out Of Range
Quick Answer
The P1235 diagnostic trouble code indicates that the fuel pump control module is operating outside of its normal range. Common causes include Faulty fuel pump control module, Wiring or connector issues in the fuel pump control circuit, Low fuel pressure due to a clogged fuel filter or a failing fuel pump. 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
- P1235 indicates Fuel Pump Control Out Of Range.
- Common causes
- Common causes include Faulty fuel pump control module, Wiring or connector issues in the fuel pump control circuit, Low fuel pressure due to a clogged fuel filter or a failing fuel pump.
- 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 P1235 Description
The P1235 diagnostic trouble code indicates that the fuel pump control module is operating outside of its normal range. This can lead to issues with fuel delivery to the engine, potentially causing poor performance, stalling, or even the vehicle not starting at all. The fuel pump control module is responsible for regulating the fuel pump's operation, ensuring that the correct amount of fuel is delivered to the engine at all times. When this module malfunctions or operates outside of its designated parameters, it can disrupt the fuel delivery process, leading to a variety of performance issues.
Common Causes of P1235
- Faulty fuel pump control module
- Wiring or connector issues in the fuel pump control circuit
- Low fuel pressure due to a clogged fuel filter or a failing fuel pump
- Issues with the fuel pump relay
- Electronic control module (ECM) failure
Symptoms of P1235
- Engine misfires or hesitation during acceleration
- Difficulty starting the engine or the engine not starting at all
- Rough idling or stalling
- Decreased fuel efficiency
- Check Engine Light illuminated on the dashboard
How to Fix P1235
- Diagnose the issue by using a scan tool to retrieve the P1235 code and perform a complete inspection of the fuel pump control module and related components.
- Check the wiring and connectors in the fuel pump control circuit for any signs of damage or corrosion and repair or replace as needed.
- Test the fuel pump's operation and pressure to ensure it is functioning within specifications. Replace the fuel pump if necessary.
- Inspect and test the fuel pump relay for proper operation and replace if faulty.
- Clear the trouble code from the vehicle's computer system and test drive the vehicle to verify that the issue has been resolved.
Cost to Fix P1235
The cost of repairing a P1235 code can vary depending on the specific cause of the issue and the labor rates in your area. Typically, you can expect to pay anywhere from $200 to $600 for parts and labor. Keep in mind that rates can vary significantly, so it's best to check with local auto repair shops for a more accurate estimate.
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Code P1235 Information for Specific Makes
- P1235 Buick — Injector 5 Output Circuit
- P1235 Cadillac — Injector 5 Output Circuit
- P1235 Chevrolet — Injector 5 Output Circuit
- P1235 Ford — Fuel Pump Control Out of Range
- P1235 GMC — Injector 5 Output Circuit
- P1235 Infiniti — Throttle Position Sensor Circuit Range/Performance
- P1235 Lexus — High Pressure Fuel Pump Circuit
- P1235 Lincoln — Fuel Pump Control Out of Range
- P1235 Mazda — Fuel Pump Driver Module Disabled Or Off Line
- P1235 Mercury — Fuel Pump Control Out of Range
- P1235 Mitsubishi — MASS Airflow Sensor Plausibility
- P1235 Nissan — Throttle Position Sensor Circuit Range/Performance
- P1235 Toyota — High Pressure Fuel Pump Circuit
Frequently Asked Questions about P1235 Code
No Frequently Asked Questions about P1235 Code found.
Discuss the causes and fixes for P1235 OBDII Code
-
replaced the spark plugs and spark plug wires,rep;aced the fuel pump
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