P1291 – Dodge DTC

Dodge DTC P1291 – No Temp Rise Seen From Fuel Heaters

DTC P1291 meaning on Dodge

DTC P1291 on a Dodge indicates “No Temp Rise Seen From Fuel Heaters.” This diagnostic trouble code is related to the fuel heaters in the vehicle.

Dodge DTC P1291 symptoms

Symptoms of DTC P1291 on a Dodge may include:

• Check Engine Light illuminated
• Engine running rough
• Reduced engine performance

Dodge DTC P1291 causes

Common causes of DTC P1291 on a Dodge include:

• Defective fuel heater
• Wiring issues in the fuel heater circuit
• Faulty fuel heater relay

Dodge DTC P1291 seriousness

DTC P1291 should be addressed promptly as it can lead to poor engine performance and potential fuel heating issues, especially in colder climates.

How to diagnose DTC P1291 on Dodge

To diagnose DTC P1291 on a Dodge, follow these steps:

1. Use a scan tool to retrieve the fault codes.
2. Inspect the fuel heater and related wiring for any visible damage.
3. Check the fuel heater relay for proper operation.

How to fix DTC P1291 on Dodge

To fix DTC P1291 on a Dodge, you can:

1. Replace the faulty fuel heater.
2. Repair any damaged wiring in the fuel heater circuit.
3. Replace the fuel heater relay if necessary.

How to erase DTC P1291 on Dodge

To erase DTC P1291 on a Dodge, you can:

1. Use a scan tool to clear the fault codes.
2. Ensure the issue has been resolved before clearing the codes.