Jaguar DTC P1339 – Fuel pump (FP) 2 – circuit malfunction
DTC P1339 meaning on Jaguar
DTC P1339 for Jaguar indicates a Fuel Pump (FP) 2 circuit malfunction. This fault code is specific to the fuel pump circuitry of the vehicle.
Jaguar DTC P1339 symptoms
Symptoms of DTC P1339 on a Jaguar may include:
- Engine stalling or hesitation
- Difficulty starting the engine
- Decreased fuel efficiency
- Check Engine Light illuminated on the dashboard
Jaguar DTC P1339 causes
Common causes of DTC P1339 on a Jaguar include:
- Faulty fuel pump
- Issues with the fuel pump relay
- Wiring or connection problems in the fuel pump circuit
- Defective fuel pump control module
Jaguar DTC P1339 seriousness
The seriousness of DTC P1339 on a Jaguar depends on the underlying cause. Ignoring this fault code can lead to potential engine performance issues and may result in the vehicle not starting.
How to diagnose DTC P1339 on Jaguar
To diagnose DTC P1339 on a Jaguar, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the fault code and related data
- Inspect the fuel pump and related components for any visible damage or signs of wear
- Check the fuel pump relay and wiring for proper operation
- Test the fuel pump control module for functionality
How to fix DTC P1339 on Jaguar
To fix DTC P1339 on a Jaguar, the following steps may be taken:
- Replace the faulty fuel pump if necessary
- Repair or replace any damaged wiring or connections in the fuel pump circuit
- Replace the fuel pump relay if found to be defective
- If the fuel pump control module is faulty, it may need to be replaced
How to erase DTC P1339 on Jaguar
To erase DTC P1339 on a Jaguar, the fault code can be cleared using a diagnostic scanner. Once the underlying issue has been addressed and fixed, the code can be cleared to reset the Check Engine Light.
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